Based on the graph above, which of the following is true:

A. The south had more troops throughout the whole war
B. July 1861, both sides had almost an equal amount of troops
C. The north ended the war with less troops than the south

D. None of the above - The graph only shows the number of troops present on a specific day, not the total number of troops each side had throughout the entire war.

To answer this question, I would need to analyze the graph you are referring to. Please provide the graph or describe its key features, and I will be able to assist you in determining which statement is true.