The best and most direct ways to learn about a career is to
a.
interview friends about their jobs
b.
research online job sites
c.
gain work experience in the field
d.
perform an exploratory interview
select the best answer from the choices provided
a
b
c
d

C. Gain work experience in the field

Explanation:

To learn about something, you need to go through it most times. That is why the best way to learn about any career whatsoever is on the job because you meet with people that have gone ahead of you on the path and indirectly and subconsciously you begin to learn one or two things about the field from them.