Which of the Following Is True of Written Communication

Which of the following is true of written communication?

A) The punctuation used in written communication is characteristic of the object or concept that it represents.
B) The alphabets used in written communication are characteristic of the object or concept that they represent.
C) Representing something in words is relatively easier than representing it with a photograph.
D) In written communication, writers cannot rely on their tone of voice to make up for ambiguous wording.
E) Writing is, in every way, less difficult to do well than other kinds of communication.