Samantha Sends Four of Her Five Employees for Time Management

Samantha sends four of her five employees for time management training.She does not send Larry as she feels Larry is too old and therefore "stuck in his ways." What is this an example of?

A) Discrimination on the basis of association
B) Intentional discrimination in the form of differential or unequal treatment
C) Constructive discrimination
D) Systemic discrimination
E) Unintentional discrimination on the basis of association