How are bonus plans assigned to employee assignments? There are 2 correct answers to this question.

How are bonus plans assigned to employee assignments? There are 2 correct answers to this question.
A . The bonus plan file includes start and end dates that correspond to each employee assignment dates
B . Using the fields in employee history as look-up attributes in eligibility file
C . Creating rule in eligibility file that corresponds to each bonus plan
D . The bonus plan for each employee assignment is included in the employee history data file
E . The eligibility file should contain the bonus plan name

Answer: B,C