How does the author feel about this issue

A．is never the right job for him
B．should not be changed or people will become suspicious of his ability to doany job
C．can be an opportunity to find out what job he is most suitable for
D．should be one in one's specialized field.

A．People suffer from various medical and psychological problems today
B．Businessmen benefit a lot by producing and selling diet products
C．Physical attractiveness tends to be Valued more than anything else in many people's life
D．The mass media are always misleading