Freee pointsss but someone help me with a assignment plz

Which of these were achievements of the safavid dynasty? check all that apply.

Plz where was the inca civilization located? a. in and around the andes mountains of south america. b. central america in southern mexico. c. the caribbean islands. d. the central valley of mexico.

The u.s. government has three branches: executive, judicial, and legislative. each branch plays a different role in making sure laws are passed, enforced, and applied fairly in accordance with the united states constitution. which idea does this scenario best represent?