According to the Text, All of the Following Have Contributed

According to the text, all of the following have contributed to the growth of presidential power in the twentieth century except that

A) corporations outgrew the narrow boundaries of the states.
B) the federal government became responsible for managing the economy.
C) the federal government took on new social responsibilities.
D) the United States became a global power.
E) the Twenty-second Amendment to the Constitution was ratified.