Mable Was Instructed by Her Manager, Cathy, During a Coffee

Mable was instructed by her manager, Cathy, during a coffee break not to share an e-mail with anyone since it contained proprietary information. Later, another manager, Kevin, asked her to forward that e-mail since it was related to the work he was doing. He told Mable that Cathy had approved of him using the e-mail. Without asking for a written request, Mable sent the e-mail to Kevin. When Cathy discovered this, she held Mable responsible for insubordination and refused to believe her story. Which of the following is a disadvantage of oral communication that led to Mable's difficult situation?

A) Oral communication can lead to spontaneous emotional outbursts.
B) The sender of oral communication has no control over the message after it is released.
C) There is no permanent record of oral communication.
D) The receiver of oral communication has too much time to analyze the message.
E) The sender of oral communication lacks immediate feedback.