The correct answer to this question is c
Answer:
too many direct quotations will lead to the paper becoming more of a 'playground' for quoted texts rather than contain the actual research words of the writer.
Explanation:
No. That is a complete sentence.
The best example of a primary source among these options that you've mentioned is an interview with her dad who is a Vietnam veteran. She can get all the details she needs from a person who was actually there.