Varicella is a/an:

A) contagious viral disease.
B) skin condition characterized by milk-white patches.
C) open lesion.
D) an abrasion of the epidermis by scratching.

Varicella

A highly contagious viral infection also known as chickenpox, characterized by a blister-like rash, itching, tiredness, and fever.

Contagious

Capable of being transmitted from one individual to another through direct contact or proximity.