Nearby geothermal energy vents suggest a location is close to a a) sunny climate that gets heavy rainfall. b) spreading tectonic plate boundary. c) region with karst topography. d) very large body of water.

The answer would be abrasion.

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