What Are The Ways To Bring A Change

Assertion : According to Hardy - Weinberg Equilibrium , the frequency an allele remains the same generation after generation. Reason : The only way to bring about a change in by natural selection.

The way the fringe pattern changes when the screen is moved away from the slits is

What made the peddler finally change his ways?

"Education doesn't bring about social change, rather the social change results into an educational change" whose view was this?