Which was one motivation for european exploration in the fifteenth and sixteenth centuries?

a the search for a land route to china
b the rediscovery of greco-roman culture
c the muslim invasion of spain
d the promise of trade with asia

Since so many american men during world war ii were fighting overseas, the factorices lay empty. this presented a problem the u.s. military was in such dire need of manufactured goods bullera, tanks, airplanes , ships, and many other things. whose point of view si best reflected in these lunes?