Which statements about diversity programs are true?

i$.$ Managers should be used as trainers in diversity training.

ii$.$ The content of diversity training should include cases and exercises.

iii. Diversity programs have a large effect on changing behavior.

iv$.$ Diversity programs are tied to business objectives.

A$.$ i$,$ iii, and iv

B$.$ i$,$ ii$,$ and iv

C$.$ i$,$ ii$,$ and iii

D$.$ ii$,$ iii, and iv