A call option allows the buyer to

buy the underlying asset at the exercise price on or before the expiration date and sell the option in the open market prior to expiration.

sell the underlying asset at the exercise price on or before the expiration date.

sell the option in the open market prior to expiration.

sell the underlying asset at the exercise price on or before the expiration date and sell the option in the open market prior to expiration.

buy the underlying asset at the exercise price on or before the expiration date