Which of the following statements is NOT CORRECT?

Question $4$ options:

Commercial paper is generally written for terms less than $270$ days.

Commercial paper generally carries an interest rate below the prime rate.

Commercial paper is sold to money market mutual funds, as well as to other types of financial institutions and non$-$financial corporations.

Commercial paper can be issued by virtually any firm so long as it is willing to pay the going interest rate.

Commercial paper is a type of unsecured promissory note issued by large, strong firms.