Question

What do you mean by releif and
drainage ?​

Answer 1

Answer:

HEY DEAR HERE IS YOUR ANSWER....

RELEIF: Releif means "the act of reducing some thing unpleasant, like medicines that bring releif from headache.

DRAINAGE: Any upland or any mountain separating two adjoining drainage basins is known as drainage....

OR

A system refers to metworks of the canals through which water is carried from an area.....

Hope this will help u.....

Plz mark it as brainliest....plz