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[A] : Endomycorrhiza of forest trees con...

[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 .

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

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