The answer is B. "The coffee shop was usually full" and "Today there were many open tables" are both independent clauses joined together with the coordinating conjunction "but" :)
Did Jack really say it's not my responsibility?
The Mayor promised that the project would be completed in two months.
The professor asked, "When was the treaty signed?".
"You're out of your mind!", exclaimed Tony, slamming the door.
"I'm going to the newsstand", he said, "for a copy of the newspaper."
The composer asked if the orchestra would play this on Thursday.
