Which of the Following Statements About Complaints Is True

Which of the following statements about complaints is true?

A) Handling complaints properly is most important during the commitment stage of a partnership.
B) Complaints cannot be eliminated; they can only be reduced in frequency.
C) Complaints should be predominantly attributed to the customer's handling or misuse of the product.
D) Only when complaints are eliminated can a true partnership be formed.
E) All of the above.