Answer:
Step-by-step explanation:
A]
A is a compound sentence. Or joins 2 principle clauses.
That book is heavy. I would bring the book with me.
B]
B is your answer.
Principle Clause: Maria called my cell.
Subordinate Clause: After I left.
C]
She asked for that book is a principle clause. There's nothing else there. It is not a complex sentence.
D]
This is a compound sentence.
She was upset.
I refused.