Which of the following is a major idea that the reader would learn by reading both texts?

(1 point)
A. What is happening on land is affecting corals in the sea.
B. Corals are one of the oldest life forms on the planet.
C. Keeping corals alive is a balancing act.
D. Climate change is likely why corals are dying.

A. What is happening on land is affecting corals in the sea.