Evidence During the 1950s That the Soviet Union Might Be

Multiple Choice

Evidence during the 1950s that the Soviet Union might be ahead of the United States in the arms race _{was the}

A) Soviet development of the first nuclear submarine.
B) Soviet launching of Sputnik, the first artificial satellite in outer space.
C) Soviet development of missiles with multiple nuclear warheads.
D) Soviet development of a nuclear-powered tank.