The Following Questions Are Based on the Image Below

The following questions are based on the image below.

The Metropolitan Museum of Art/Art Resource,NY
Washington Crossing the Delaware,Emanuel Leutze,1851
-This painting commemorates a turning point in the Revolutionary War by emphasizing which of the following as a significant reason for the ultimate American victory?

A) Overwhelming support of European allies
B) The development of unity among nearly all American colonists
C) Resilient and resourceful military and political leadership
D) Monetary advantages over the British, who had to maintain long and expensive supply lines