When you're closing a message about an error that your company made, explaining the steps being taken to avoid similar mistakes in the future

A) is a bad idea, since it distracts attention from the main idea.
B) is helpful, even when those steps are not likely to make a difference.
C) should always be avoided since it acknowledges guilt.
D) can underscore the sincerity of an apology.
E) will usually result in skepticism among your peers.

Answer: D
Explanation: D) A description of the actions being taken to avoid similar mistakes in the future can be an important element of a respectful close. Such explanations signal that the person or organization is serious about not repeating the error. Taking those steps is likely to make a difference, so they won't cause skepticism among your peers.