Question

If old mountains are worn down over the course of millions of years, what is one of the primary reasons that mountains still exist?

A.

New mountains are created through tectonic and volcanic activity.


B.

New mountains are created from decomposition of plants and animals.


C.

New mountains are created from leaf litter.


D.

New mountains are created through city development.

Answer 1

A because tectonic and volcanic activity is how mountains are created. Also, the other options don’t make any sense for this question.