Which of the Following Statements Is True of Adjustments and Responses

Which of the following statements is true of adjustments and responses to customer complaints?

A) The reason for the original mistake should be given only if it reflects credit on the company.
B) The reason for the original mistake should be given even if it does not reflect credit on the company.
C) Readers are interested in your own process in making the decision.
D) While granting a positive response to a customer's complaint,it is not necessary to inform so in the first sentence.