Evaluate each statement and select the one that is most accurate:
A.) Christians expanded knowledge on the Iberian Peninsula by relying on Greek and Roman scholard.
B.) China led by Zheng He shared knowledge with Europe and it reached western Europe by 1200 allowing for sea explorations,
C.) Muslim scholars and explorers left behind much knowledge for the Spanish and Portuguese
D.) The dark ages in Europe led to a massive cultural and academic expansion of knowledge