The Weakest Feature of Charles V's Empire and the One

Multiple Choice

The weakest feature of Charles V's empire and the one that would lead most to the decline of Spain was

A) the conflict with Protestants.
B) the complexity of administering such a large empire.
C) constant warfare on the continent and in the Mediterranean.
D) lack of domestic industry, the lack of entrepreneurship and a weak commercial class.
E) separatism in Catalonia, Velencia, and Galicia.