Which of the Following Statements About Social Presence Is Accurate

Which of the following statements about social presence is accurate?

A) Media with high social presence conveys impersonal information.
B) Social presence is greater in asynchronous communication than in synchronous communication.
C) Social presence can mean how much awareness of the sender is conveyed along with the message.
D) Social presence is as great face-to-face as it is in mediated and written communication.