Answer: d. Controlled the legislative activity for the Spanish -this means that the council created laws for the new lands.
Step-by-step explanation:
The Council of the Indies was created by the Spanish crown to manage the oversees territories and new lands that Spain had conquered so that the Crown would not have to be bothered by it directly.
With them being under and having the complete authority of the Spanish crown, they made laws for the new areas that Spain and administered them as well.