B
would be the right answer I think
<span>Okonkwo is obsessed with masculinity and has striven to be seen as manly his entire life. So, when he learns his son, Nwoye, has joined joined a group of missionaries in Umuofia, he becomes upset fearing that they're weak and effeminate. Even though he learns that his son is happy.</span>
I believe your answer is C. If I'm wrong, then my apologies.
<span>B)It makes the imagined addressee feel more present to the reader. :)</span>
The reason why this is so important is due to the fact that if the information of the patients and practitioners are not protected, the trust between the doctor and its patient will become compromised. The patients will then avoid to share medical info related to the matter.