Assertion (A): If the interest is payable outside India, tax must be deducted at source.
Reason (R): If tax has not been deducted at source, the amount paid as interest will not be allowed as a deduction in computing business income.
Select the correct answer:

A. Both (A) and (R) are correct and (R) is the correct explanation of (A)

B. Both (A) and (R) are correct, but (R) is not the correct explanation of (A)

C. (A) is correct, but (R) is wrong

D. (A) is wrong, but (R) is correct

Answer: Option A