Heidi Is the Floor Manager at Her Organization

Heidi is the floor manager at her organization.She is wondering what she could do so that her employees would want to work longer hours during the store's busy season.She initially offered the employees extra pay.This did not seem to motivate them,as many of them are financially secure.Now,she is thinking of offering them more time off during the slow season.Heidi is hoping this new idea will increase

A) the employees' perception of fairness.
B) the instrumentality.
C) the expectancy.
D) the employee's self-efficacy.
E) the valence.