Which of the Following Is False

Which of the following is false?

A) The price of a mortgage in the secondary market is the discounted value of the future stream of monthly payments over the remaining life of the mortgage. .
B) The price of a mortgage-backed security is based on the prices of the mortgages in the pool that backs the security.
C) The premium for the higher servicing costs of mortgages has been increased significantly in recent years due to changes in technology.
D) The risks of investing in mortgages includes the risk that the mortgage may be paid early when investment opportunities for the lender are less favorable.