Question

Washington's surprise attack across the Delaware River on Christmas night...

A) ...was the last battle of the revolutionary war
B) ...boosted the morale of the patriots
C) ...was followed by calls for his resignation
D) ...was successful but caused a great number of American casualties

Answer 1

I'd say B.
It wasn't the last battle that's for sure, and there were not that many American casualties. 

Answer 2

Answer:

B

Explanation:

It was not the last battle, not many american deaths, and not much resiganation