Assertion (A): Coral reefs are known as the "rainforests of the sea."
Reason (R): They are home to about 25% of all marine species. Choose the correct option:
1
Both A and R are true, and R is the correct explanation of A.
2
Both A and R are true, but R is not the correct explanation of A
3
A is true, but R is false.
4
A is false, but R is true.