Which of the following statement about the request letter for an appointment is/are true?
A.
It is OK as long as the four elements of “who”, “when”, “where”, and “what” are made clear.
B.
The courteous issue is not important for such a letter.
C.
The schedule should be flexible and negotiable.
D.
sometimes you should anticipate how long the meeting may last.
E.
Sometimes you should anticipate who or what organization will cover the travel and accommodation expenses.