Assertion (A) : Advertisements do not yield the desired effect for many brands/products.
Reason (R) : The pre-tests and pilot tests for advertisements are done in artificial surrounding, hence, the effectiveness cannot be determined.
Codes :

A Both (A) and (R) are true.

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

C (A) is true, but (R) is false.

D (A) is false, but (R) is true.

Answer & Explanation
Answer: Both (A) and (R) are true, but (R), is not the correct explanation of (A).

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