A Unique Defense Contained by the Age Discrimination in Employment

A unique defense contained by the Age Discrimination in Employment Act ADEA) ,and not present in Title VII is that it allows employers to take unfavorable action against:

A) older workers for failing physical tests even if the tests have a disparate impact on older workers.
B) all workers for a bona fide seniority system.
C) older workers for "reasonable factors other than age."
D) younger employees for "reasonable factors other than qualification."
E) all workers based on a bona fide occupational qualification BFOQ) .