Which of the earth's systems makes up all the living organisms found on earth?
a. upper mantleb. asthenospherec. lithosphered. crust

The answer would be c

Ithink the answer is d.

The soviet union beat the us to the first successful launch, with the october 4, 1957, orbiting of sputnik 1, and later beat the us to have the first human in earth orbit, yuri gagarin, on april 12, 1961. the "race" peaked with the july 20, 1969, us landing of the first humans on the moon with apollo 11