Respuesta :

hopeless1113

Answer:

1. Populations of same species become geographically isolated from each other...

2. Populations experience different selective pressures...

3.Populations experience adaptation...

4. Populations are no longer able to reproduce with each other

Explanation:
1 is the different selective pressures
2 is the adaption one
3 is the same species one
4 is no longer to reproduce

DISCLAIMER IM NOT 100 PERCENT SURE THIS IS JUST WHAT I THINK