Imperative is when you are giving a command
Interrogative is when you are asking a question
Declarative is when you are declaring something
Exclamatory shows a form of expression
when my best friend was using bad ways of coping, i was really worried about her, but I really needed to be honest with her. So, I talked to her about why this kind of thing is not good for her and that she might need to find some help. Now, she is in a much better place.
No there shouldn't be a comma before the"or"
C is the answer to your question