单选题 Which of the following statements regarding Treasury bills (T-bills) is TRUE? T-bills:

A、 have maturities greater than 6 months and can be sold at a price greater than par.
B、 are considered the risk-free instrument, which means there exists no interest rate risk.
C、 carry no coupon.

【正确答案】 C

【答案解析】The maturities of T-bills range from 4 weeks to 6 months. T-bills are always sold on a discount basis. Risk-free means there is no credit risk, however, interest rate risk and price risk still exist.