Regarding Knowledge of the Americas Prior to the Fifteenth Century,most

Regarding knowledge of the Americas prior to the fifteenth century,most Europeans

A) believed the Americas consisted of little more than several small islands.
B) were entirely unaware of the existence of the Americas.
C) had only heard of America from the travels of Marco Polo.
D) assumed that the Americas were largely unpopulated.
E) were aware of the travels of the Norse seaman Leif Eriksson in the eleventh century.