Although freshwater is very abundant in most places,it is scarce because:

A) it has no alternative uses.
B) there is not enough of it to meet all needs.
C) it is a free good.
D) scarce goods in general are not all that costly.

Freshwater

Refers to water bodies like lakes, rivers, and ponds that have low salt concentrations compared to seawater.

Scarce

In short supply; a resource is scarce when there is not enough of the resource available to satisfy all the various ways a society wants to use it.