I think it is C, because if I'm right present principal is something that is happening presently? If so, C would be the answer because they "are doing" the exercises right now in context.
Answer:
The United States may deport foreign nationals who participate in criminal acts, are a threat to public safety, or violate their visa.
Explanation:
Answer:
Mr. Conway and his daughter, Ms.
Conway, are going to Paris, France.
Explanation:
hope his helps
My best guess would be C, the publication of Lyrical Ballads. Not 100% sure though. hope it helps! ^_^