Why Did the Colonies of Spain Pale in Comparison to Those

Why did the colonies of Spain pale in comparison to those of the English at the turn of the 18th century?

A) They did not have the Protestant work ethic.
B) They were tightly controlled by the authorities in Spain.
C) They were constantly fighting Native American attacks.
D) Their colonies were established in areas unfit for survival.
E) Their mother country was wracked with civil war and their colonies received no oversight from the crown.