In Regards to Interest Rate Futures Contracts, Which of the Below

In regards to interest rate futures contracts, which of the below statements is FALSE?

A) Interest rate futures contracts can be classified by the maturity of their underlying security.
B) Short-term interest rate futures contracts have an underlying security that matures in less than one year.
C) The maturity of the underlying security of long-term futures contracts exceeds one year.
D) A few of the major financial markets outside the United States have similar futures contracts in which the underlying security is a fixed-income security issued by the central government.