The material in wallboard mostly comes from:
A) ground up granodiorite
B) limestone deposited in marine settings
C) phosphate from marine settings
D) gypsum formed by the evaporation of water
E) silica sand from wind-blown deposits

Question

Quizplus · Accepted Answer

Wallboard, commonly known as drywall, is primarily made from gypsum. Gypsum is a mineral that forms through the evaporation of water, making it the correct choice.

The Material in Wallboard Mostly Comes From