In studies of minorities in healthcare management, which of the following has been found to be true?

Women executives are perceived to be more likely to leave an executive position than males.

Whites and nonwhites agree on the major barriers associated with the lack of minorities rising to executive positions.

African$-$American executives are tested more often than white executives to prove their competence.

White executives see increasing diversity in their management ranks as "the right thing to do$"$ but not as something that will improve their bottom line.