Which of the Following Is the Best Definition of a Credit

Which of the following is the best definition of a credit instrument.

A) The process of quantifying the probability of default when granting consumer credit.
B) The length of time that credit is granted.
C) The evidence of indebtedness.
D) Graphical representation of the sum of the carrying costs and the opportunity costs of a credit policy.
E) The process of determining the probability that customers will or will not pay.