to minor/ employee performance evaluations

[Saneta]

http://www.english-test.net/toeic/listening/employee_asks_co-worker_to_help_him_with_a_report_on_investing_psychology.html

please explain:
1. employee performance evaluations - evaluations of employee's efficiency?
1. I minored- I don't know the verb: 'to minor'?

many thanks

[Beeesneees]

Duplicate question
http://www.english-test.net/forum/sutra383208.html#383208
_________________
Cheers m' dears!