The first one is answer D
Answer:
That's a complete sentence.
Explanation:
It can stand on its own; it's an independent clause. A fragment (dependent clause) cannot.
Answer:
B
Explanation:
The Danes slept far from the hall to avoid Grendel.
Answer:
D
Explanation:
If the question was
"Mr. A: he is coughing continuously
Mr B: he ought___ Doctor."
Then the answer choice that would fit the sentence would be "to see" because then the sentence would be "he ought <u>to see</u> Doctor."
I hope this helps!