As Jenell Listened to Her Classmate's Speech Explaining the Differences

As Jenell listened to her classmate's speech explaining the differences between collision insurance and comprehensive insurance, it reminded her that she needed to pay her insurance bill before the end othe day. Then, rather than listening to the speaker, she started thinking about all the other things she had to do that day. According to your textbook, the primary cause oJenell's poor listening is

A) not concentrating.
B) focusing on the speaker's topic.
C) being distracted by external interference.
D) personalizing the topic.
E) listening too hard.