Definition: You are given a question on marketing. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Input: ____________ is very effective at delivering messages to target audiences as it allows for explanation in a way that most other media cannot.
(A)Digital. (B)Print. (C)Broadcast. (D)Outdoor.

B