Final answer:
Laertes is a character in Hamlet, serving as a foil to Hamlet and highlighting their contrasting personalities. He is the son of Polonius and the brother of Ophelia.
Step-by-step explanation:
Laertes is a character in William Shakespeare's play Hamlet. He is the son of Polonius and the brother of Ophelia. Laertes serves as a foil to Hamlet, highlighting their contrasting personalities and approaches to life. While Hamlet is contemplative and indecisive, Laertes is impulsive and quick to take action.