The Difference Between Chickenpox and Measles Is That Chickenpox

The difference between chickenpox and measles is that chickenpox

A) is caused by a virus, whereas measles is caused by a bacterium.
B) causes a widespread rash, whereas measles causes a macular rash.
C) is a childhood infection, but measles can evolve into shingles in adults.
D) causes vesicles that scab, whereas measles remains a macular rash.