Final answer:
William the Silent, also known as Prince William I of Orange, was the leader of the Dutch Revolt against Spain in the 1560s and led the Dutch to several victories before his assassination in 1584. William the Silent (C) is the correct option.
Step-by-step explanation:
The nobleman who became a leader of the Dutch Revolt against Spain in the 1560s and led the Dutch to a number of victories against the Spanish before he was assassinated in 1584 was William the Silent. He was also known as Prince William I of Orange. He played a key role in the establishment of the United Provinces of the Netherlands, the seven northern provinces that declared independence from Spain.
William the Silent (C) was the nobleman who became a leader of the Dutch Revolt against Spain in the 1560s and was assassinated in 1584.
The leader of the Dutch Revolt against Spain in the 1560s, who was assassinated in 1584, was William the Silent (C). He was a key figure in the Eighty Years' War, which led to the independence of the United Provinces of the Netherlands. His efforts against the Spanish Habsburgs, under Philip II's rule, were crucial in establishing a foundation for the present-day Netherlands, where Protestantism was allowed to flourish.