Why did Ferdinand Magellan explore

Magellan's primary goal was to prove that by sailing to the West he can reach Asia.

Explanation:

Magellan's expedition (1519-1522) was one of the most famous ones during the Age of Exploration. He continued what Columbus and other started and that is to find water route to Asia by sailing to the West. He managed to circle practically the whole Earth, although he died eventually during expedition, and his expedition is often regarded as a prove that the Earth is not flat.

according to classical republican political theory, which democratic republics would function best?

a.   small republics, with people who had similar interests

b.   large republics, with people who had competing interests

c.   republics made up entirely of landowners

d.   republics made up entirely of servants