Today was Samantha's birthday, and her friends were taking her out for a surprise evening. It was hard enough to pay attention to speeches on a hot afternoon, but Samantha's mind kept wandering to what her friends might be planning-and who might be coming. According to your textbook, the most important cause of Samantha's poor listening was

A. jumping to conclusions
B. failing to listen for main points.
C. focusing on appearances.
D. adapting to the situation.
E. not concentrating.

Answer: E