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Tucson's Sun Tran bus system serves greater Tucson with standard, express, regional shuttle, and on-demand shuttle bus service. It was awarded Best Transit System in 1988 and 2005. A 3.9-mile streetcar line, Sun Link, connects the University of Arizona campus with 4th Avenue, downtown, and the Mercado District west of Interstate 10 and the Santa Cruz River. Ten-minute headway passenger service began July 25, 2014. The streetcar utilizes Sun Tran's card payment and transfer system, connecting with the University of Arizona's CatTran shuttles, Amtrak, and Greyhound intercity bus service.
What transit systems does Sun Link connect to?
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The answer: the University of Arizona's CatTran shuttles, Amtrak, and Greyhound intercity bus service


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Scientific and technological research activities in Portugal are mainly conducted within a network of R&D units belonging to public universities and state-managed autonomous research institutions like the INETI – Instituto Nacional de Engenharia, Tecnologia e Inovação and the INRB – Instituto Nacional dos Recursos Biológicos. The funding and management of this research system is mainly conducted under the authority of the Ministry of Science, Technology and Higher Education (MCTES) itself and the MCTES's Fundação para a Ciência e Tecnologia (FCT). The largest R&D units of the public universities by volume of research grants and peer-reviewed publications, include biosciences research institutions like the Instituto de Medicina Molecular, the Centre for Neuroscience and Cell Biology, the IPATIMUP, the Instituto de Biologia Molecular e Celular and the Abel Salazar Biomedical Sciences Institute.
In what type of network are most scientific research studies conducted in Portugal?
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The answer: R&D units belonging to public universities and state-managed autonomous research institutions


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From roughly 115 to 60 BC, Han forces fought the Xiongnu over control of the oasis city-states in the Tarim Basin. Han was eventually victorious and established the Protectorate of the Western Regions in 60 BC, which dealt with the region's defense and foreign affairs. The Han also expanded southward. The naval conquest of Nanyue in 111 BC expanded the Han realm into what are now modern Guangdong, Guangxi, and northern Vietnam. Yunnan was brought into the Han realm with the conquest of the Dian Kingdom in 109 BC, followed by parts of the Korean Peninsula with the colonial establishments of Xuantu Commandery and Lelang Commandery in 108 BC. In China's first known nationwide census taken in 2 AD, the population was registered as having 57,671,400 individuals in 12,366,470 households.
Which group did Han forces fight in the Tarm Basin?
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The answer: the Xiongnu


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In 1634, the Mughal emperor extended his hospitality to the English traders to the region of Bengal, and in 1717 completely waived customs duties for the trade. The company's mainstay businesses were by then cotton, silk, indigo dye, saltpetre, and tea. The Dutch were aggressive competitors and had meanwhile expanded their monopoly of the spice trade in the Malaccan straits by ousting the Portuguese in 1640–41. With reduced Portuguese and Spanish influence in the region, the EIC and Dutch East India Company (VOC) entered a period of intense competition, resulting in the Anglo-Dutch Wars of the 17th and 18th centuries.
Who were the main competitors that  had a monopoly of the spice trade in Malaccan?
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The answer:
The Dutch