[A] : Endomycorrhiza of forest trees contribute to the efficient nutrient cycling in tropical test ecosystems .
[R] : The fungi that form endomycorrhizal association with plants store nutrient ions and make them available to the host plants .

Options

A. Point out if both are true with reason being correct explanation
B. both true but reason is nut correct explanation
C. assertion true but reason is wrong
D. both are wrong

Answer

A