If a borrower issues a floating rate note, which of the following would benefit them if interest rates were to increase? A Cap. A reference rate. A floor. A mandatory repayment amount.

A borrower who issues a floating rate note would benefit from a cap if interest rates were to increase. Here's why:

1. A floating rate note (FRN) is a type of bond with a variable interest rate. The interest rate on an FRN is typically tied to a benchmark, such as the U.S. Treasury bill rate or the LIBOR, and is adjusted at each reset period.

2. If interest rates increase, the interest payments on the FRN will also increase. This could potentially be a burden for the borrower, as they would have to pay more interest to the bondholders.

3. A cap is a type of derivative that sets a maximum limit on the interest rate of the FRN. If the reference rate exceeds the cap rate, the interest rate on the FRN will not increase beyond the cap rate. This protects the borrower from rising interest rates.

4. Therefore, a cap would benefit a borrower who issues an FRN if interest rates were to increase. The cap would limit the amount of interest the borrower would have to pay, providing them with some degree of protection against rising interest rates.

The other options - a reference rate, a floor, and a mandatory repayment amount - would not necessarily benefit the borrower if interest rates were to increase. A reference rate is simply the benchmark rate to which the FRN is tied, a floor sets a minimum interest rate for the FRN, and a mandatory repayment amount is the amount the borrower is required to repay at each reset period, regardless of the interest rate.