Which of the Following Is an Example of Proper Texting

Multiple Choice

Which of the following is an example of proper texting etiquette?

A) Apply the same timing guidelines to sending and receiving text messages that you would for speaking on the phone (such as not during a meeting or when in a social setting) .
B) Since speed is the whole point of text messaging,grammar and punctuation are not important.
C) If notifying others of sad news,texting is preferred rather than making a personal telephone call. 
D) It is never necessary to identify yourself via text message because the receiver will see your phone number.