Plate tectonics may affect organic evolution because movement of plates may cause a change in
a. natural selection
c. pangaea
b. the environment
d. the geologic time scale

The answer is B. The environment. Plate tectonics are responsible for the formation of mountains, the creation of earthquakes and new land. These forces shape the overall environment of those places. Any organic creatures living in these places will experience an climatic change and will evolve over a long time period to adapt to the new environment.

It's C the astronomers found the primordial gasses