Read this: Many native speakers of Dutch, both in Belgium and the Netherlands, assume that Afrikaans and West Frisian are dialects of Dutch but are considered separate and distinct from Dutch: a daughter language and a sister language, respectively. Afrikaans evolved mainly from 17th century Dutch dialects, but had influences from various other languages in South Africa. However, it is still largely mutually intelligible with Dutch. (West) Frisian evolved from the same West Germanic branch as Old English and is less akin to Dutch.

Afrikaans is mostly derived from the Dutch spoken in what century?
What is the answer? (If it cannot be answered, return "unanswerable")
17th