When the zero curve is upward sloping, which of the following is true?

	A.	The two-year zero rate is always less than the forward rate for the period between years 2 and 3.
	B.	None of them.
	C.	The two-year zero rate is equal to the forward rate for the period between years 2 and 3.
	D.	The two-year zero rate is always greater than the forward rate for the period between years 2 and 3.