Which best describes biogeographic isolation?

A It always leads to the formation of new species.

B It cannot lead to evolution.

C it is a mechanism for evolution.

D It occurs only through geographic forces.

When one is considering his career and study in relation socio-economic factors, he needs to ponder on the following:

The change of work values over time

The change of work values change from others

How work values influencing others

Adjusting values to what is available Stability of work values than others over generations