A girl goes to the doctor because she is dealing with a terrible case of acne. The doctor tells her it is due to clogged ducts. Which gland is most likely having a problem?

Sebaceous glands produce sebum, an oily substance that helps protect the skin. If their ducts become clogged, oil and dead skin cells can build up and contribute to acne, so the gland most likely involved is the sebaceous gland.

AI-written and checked against the verified answer.