It will be the second answer
Answer:
C. to share what you have learned about a topic.
Explanation:
This is the main purpose of a reflective essay. A reflective essay is one in which the author thinks about an experience he has gone through. The author of this type of essay usually wants to share the knowledge that he has gained about a topic. A reflective essay is usually extremely personal, but it should still be relatable so that others find it interesting too.
To me, it is because a wide range of people can post their opinions, views, lives and any personal opinion with anyone they'd like. Also it is a source for entertainment and a connection with friends and family.