Assertion (A): Too many stimuli make a person accommodated to those sensations. Sensory adaptation is a problem that concerns many advertisers, which is why they try to change their advertising campaigns regularly.
Reason (R): To cut through the advertising clutter and ensure consumers perceive advertisement, marketers try to increase sensory input.

A. (A) is correct, but (R) is incorrect

B. (A) is incorrect, but (R) is correct

C. Both (A) and (R) are correct, but (R) does not explain (A)

D. Both (A) and (R) are correct, and (R) explains (A)

Answer: Option D