The space race competition between the united states and the soviet union led to which of these? select all that apply. the first artificial satellite in orbit the cuban missile crisis v-2 rockets spy satellites the nuclear nonproliferation treaty the first humans landing on the moon

Tensions.

The Space Race refers to the 20th-century competition between two Cold War rivals, the Soviet Union (USSR) and the United States (US), for dominance in spaceflight capability. It had its origins in the missile-based nuclear arms race between the two nations that occurred following World War II, aided by captured German missile technology and personnel from the Aggregat program. 

Your answer is b , public works