What was not a problem of the Spanish/Portuguese system?

Question 1 options:

A. Political was top down, government positions were held only by those that the King/Crown choose.

B. Indigenous populations rebounded by the end of the 16th
century and were putting economic and political pressure on Spanish colonials.

C. Colonists had very little political power at the top

D. All of these were problems of the Spanish/Portuguese system.