Which of the following statements is FALSE?

1-The "clean price" of a bond is always less than or equal to the "dirty price".

2- A "Sinking Fund Provision" requires the firm to repay the entire issue at one time.

3- A cap on the interest rate for floaters is an example of an embedded option in a bond.

4- In a margin buying arrangement part of the purchase money is borrowed by the buyer from the broker.