Answer:
C. a change from intense competition to global cooperation
Step-by-step explanation:
During the cold war, Sputnik was the series of Russian space exploration shuttles, and Apollo was the series of space exploration shuttle used by the Americans. The cold war was characterized by intense competition for economic and military dominance by these two nations, which saw an upscale to the level of space race. When the military and economic war was seen to be evenly matched, one by the other, these nations elevated to the level of space dominance, with Russia initiating the first space exploration with their Sputnik I. America responded with their Apollo I and thus began a space race that would last for decades. The International Space Station, contrary to the Sputnik and the Apollo is a joint international space project by numerous space exploring countries (America and Russia included) to foster and partner in space research and exploration technologies. Teams of astronauts from various countries reside and work in the ISS at every point in time.