Question

Which change is a long-term environmental change? check all that apply. An ice age an earthquake a forest fire a tsunami a mountain building.

Answer 1

ice age

Step-by-step explanation:

an ice age is any geologic period during which thick ice sheets cover vast areas of land.

Answer 2

It's Ice age and a mountain building

Step-by-step explanation:

Those are just reasonable answers trust me i am right. :D