Which of the following presidential actions was not cited by Richard Neustadt in his discussion of presidential power?

a. Truman’s seizure of the steel mills
b. Eisenhower’s ordering of federal troops to Little Rock, Arkansas, in 1957
c. Nixon’s imposition of wage and price controls
d. Eisenhower’s dealings during the 1956 Suez crisis

c. Nixon’s imposition of wage and price controls