Which of the following statements is FALSE? Select one: a. Mortgage Backed Bonds (MBBs) require high levels of collateralisation. b. Mortgage Backed Bonds (MBBs) are on-balance sheet transactions c. There is no direct link between the cash flow on the mortgages backing the Mortgage Backed Bond (MBB) and the interest and principal payments on the MBB. d. When discount effect dominates prepayment effect, the overall value of an IO strip increases e. When interest rate decreases, the value of a PO strip decreases