Cet-4-1.14-Exercise 02There’re few people as self-confident as a college student who has never been out in the real world. People my age always seem to overestimate the value of their time and knowledge. In fact, all the classes did not prepare me for my battles with the machine I ran in the plant, which would jam whenever I absent-mindedly put in a part backward or upside down. What does the author say about college students?

A. They are closely related to physical and mental exercise.
B. They think too highly of themselves.
C. They were unhappy with the bureaucratic administration in their schools.
D. They expect too much from the real world.