Assume that Ginnie Mae sponsored pass through securities have been acquired by another entity (e.g., Freddie Mac) and reissued as a Collateralized Mortgage Obligation or CMO. In a CMO the respective tranches:

A.	Promise a different return (coupon) to investors
	B.	The Ginnie Mae sponsored pass throughs have substantial credit risk which now becomes reissued through the CMO.
	C.	Carries a different maturity or duration exposure
	D.	A and C above
	E.	All of the above