Question

multiple choice question
which muscle contracts when you \pucker\ your lips?
the mentalis muscle
the orbicularis oculi muscle
the nasalis muscle
the orbicularis oris muscle

Explanation:

The orbicularis oris muscle is a circular muscle around the mouth that is responsible for actions like puckering the lips. The mentalis muscle is on the chin, the orbicularis oculi is around the eye, and the nasalis is related to the nose.

Answer:

The orbicularis oris muscle