The Answer is A. I assure you
Well, the researches have said that If a person is not in a place where they feel comfortable, they won't feel comfortable to talk about themselves. If someone with a person that they feel comfortable, they are more likely to disclose information. If a person has been through a stressful/traumatic experience, they are more likely to share information to self-heal. SO your answer should be C) why? who and where?
Explanation:
Coherence: The arrangement of ideas in such a way that the reader can easily follow from one point to the next.
The denotation is the literal meaning, so D. is the answer.