1. A 2.B 3.C 4.D which one is it?

Abnormal softening of a gland is known as

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

Brainliest ! is slowing down a car an example of acceleration? explain. - explain correctly