When the market price of the underlying security equals the exercise price,

	A.	a call option is in the money and a put option is out of the money.
	B.	a put option is in the money and a call option is out of the money.
	C.	both call option and put options are at the money.
	D.	both call option and put options are out of the money.
	E.	None of the given answers are correct.