Fixed-Interest Investments Have the Following Characteristics

Fixed-interest investments have the following characteristics:

A) They cannot be traded on the secondary market before their maturity if an investor needs to convert their investment to cash.
B) Interest is usually paid on a regular basis, but with some investments, the interest amount is factored into the final payment and offered as a discount security or with accumulated interest paid on maturity.
C) They are not subject to credit risk.
D) Both a and b