Title: Gramophone record.
Question: What was the quality of sound recordings made with horns at the end of the acoustic era?

Title: Flowering plant.
Question: What are the minimum number of families in the APG system?

Title: Dutch language.
Question: What became the official language of Indonesia after they declared their independence?

Title: History of India.
Question:
By what were the later kings of the Rastrakuta Empire influenced?