Which of the Following Statements About the Use of Letters

Multiple Choice

Which of the following statements about the use of letters is true?

A) Letters are primarily used to communicate information that is not routine or neutral.
B) Letters that are formal are required to include the attention line and subject line.
C) Letters are often the most appropriate form to use when corresponding with an external party whom you do not know well.
D) Letters have become less conversational over time and have replaced other forms of communications like email and memos.
E) Letters are used primarily for corresponding with people inside your organization.