Fact 1: Macroevolution occurs over geologic time above the level of the species.

Fact 2: Macroevolution is simply microevolution extrapolated over longer periods of time.

Given the two facts above, answer the question "what occurs over geologic time above the level of the species?" with the following options: 
- tectonic plates coliding
 - wind and erosion
 - remains of prehistoric life
 - Earth revolving around the sun
 - rapid expansion
 - microevolution extrapolated
 - the wearing away of rock
 - tectonic plates being pushed together


 

      microevolution extrapolated   