Under the leadership of President Eisenhower, what steps did the United States take in regards to the policy of brinkmanship? A) The U.S. increased the size of its army and its navy. B) The U.S. agreed to limit the production of nuclear weapons. C) The U.S. failed to create the H-bomb before the Soviet Union. D) The U.S. expanded its air force and its buildup of nuclear weapons.