Classification systems are: A) all the same
B) are all different
C) may vary with the taxonomist
D) none of these

They formed the oceans.  as they melted water was formed and the water made the oceans

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