Answer: The answer to first question is yours. In the second one, his is correct.
Answer:
Mangroves are trees and shrubs that thrive in tropical swamps close to the Amazon River in northern Brazil.
Explanation:
This is the correct answer because it discusses mangroves and shrubs from the Amazon River, which are depicted in the photo. All the other answers discuss topics relating to the Amazon River, but that are not related to the photo.
I believe a because a makes the most sense while the others aren’t really complete
I would say either ode or sestina