Which of the Following Guidelines Should Be Followed When Answering

Which of the following guidelines should be followed when answering two or more questions in a favorable response message?

A) Make sure all questions can be answered with a simple "yes" or "no."
B) Respond only to the most important query when asked to answer two or more.
C) Avoid telling the reader that you are complying with his or her request; it sounds redundant.
D) Avoid numbering your answers, especially if your reader numbered the questions.
E) Arrange the answers in the same order as the questions in the inquiry message.