Answer:
The correct answer is the option B: collect feedback.
Explanation:
First of all, the term feedback refers to the amount of information that the marketer receives from the target audience in order to understand if the decisions made were good or if they were bad then understand in what they made a mistake and correct it.
Secondly, it is understandable that in order to do that the marketer needs to ask the target audience questions that might give important information such as the frecuency that they saw the message, also if they remember the message and what points of it they can remember.