Review the data presented in the graph and answer the question. The trend illustrated on the graph resulted from?

A) the mobilization of American industries and support of the war effort during World War II

B) continual military spending as a result of competition with the Soviet union after World War II

C) the precedent of permanently expensive defense spending after World War I

D) enhanced governments spending on social welfare programs during the great depression

A) the mobilization of American industries and support of the war effort during World War II

The data on the graph shows a significant increase in defense spending during World War II, indicating that the trend was a result of the mobilization of American industries and the support of the war effort during that time.