Which of the Following Statements Is INCORRECT

Which of the following statements is INCORRECT?

A) A caplet's delta measures how a small change in the underlying simple forward rate changes the caplet's value.
B) A portfolio of caplets can be delta- and gamma-hedged.
C) The hedging approach in the case of the HJM libor model is analogous to that of the Black-Scholes-Merton model.
D) As the HJM libor model specifies an evolution for simple forward rates,rho hedging becomes an effective tool for managing interest rate risk in a portfolio consisting of caplets.
E) A delta-hedge involves trading another interest rate-sensitive security in order to remove all the interest rate risk from a long caplet position.