Your best friend confessed that she is pregnant of about four months, and no one knows about it aside from you as her best friend. And she asked you not to tell anyone even to her parents.
Because they might let her stop from her studies, and she also don't want to put her family into shame.

So what is the question here?

go to this website .

but i think it is 2

an interrogative sentence is a type of sentence that asks a question, as opposed to sentences that make a statement, deliver a command, or express an exclamation. interrogative sentences are typically marked by inversion of the subject and predicate; that is, the first verb in a verb phrase appears before the hope i