1.) Who did Ferdinand and Isabella sponsor for exploring?

He has long been called the “discoverer” of the New World, although Vikings such as Leif Eriksson had visited North America five centuries earlier. Columbus made his transatlantic voyages under the sponsorship of Ferdinand II and Isabella I, the Catholic Monarchs of Aragon, Castile, and Leon in Spain

Explanation:

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity

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