What type of interview would be most likely for the following scenario? calling voters to encourage them to vote a certain way selection information-gathering problem-solving persuasive

The correct answer for this question is "D. problem-solving persuasive." The type of interview would be most likely for the following scenario is that of problem-solving persuasive.
Here are the choices:
A. calling voters to encourage them to vote
B. a certain way selectionC. information-gathering
D. problem-solving persuasive