$(22)$ Which of the following statements is most FALSE?

a$.$ Bondholders of callable bonds that have high coupon rates are more exposed to reinvestment rate risk when interest rates fall.

$$6.$ If the going rate is $9\%,$ a $12\%$ coupon bond trades at a premium. However, its price must be equal to its par value at maturity; so the price must decline over time.

c$.$ If you currently own a bond $($with $3$ years left until maturity$)$ and you think bond interest rates are going to decrease this year to less than the coupon rate that exists on this bond, you should hold it until maturity to maximize the return you get from owning the bond.

$14.$ Three bonds that all have $15$ years left to maturity can have different prices, even if they each have the same credit risk.

e$.$ If a bond has a sinking fund provision and interest rates have risen above the coupon rate, the firm