"Excuse me, sir. I hate to say this, but I . . . uh . . . I guess I won't be able to turn in the assignment on time. I had a personal emergency, and . . . well . . . it was just impossible to finish it by today. I'll have it on your desk on Monday, OK?" This sample of phrases demonstrates ________.a. powerless speech mannerismsb. divergencec. disruptive languaged. fact-opinion confusion