Answer:
That's a complete sentence.
Explanation:
It can stand on its own; it's an independent clause. A fragment (dependent clause) cannot.
Answer:
The answer to this question is B
Explanation:
The answer to this question is B
<span>come between so as to prevent or alter a result or course of events</span>
I feel 'while' would be the connecting word here. Without it the sentence flops and it helps add onto it with the extra sentence part.
I sharpened your pencil. You were away.
'While' should be the conjunction.