Differences in pay between women and men in the same kind of jobs will be lawful and permitted if the difference is based on a legitimate factor other than gender, such as $($pick one best response$)$:

Differences in seniority on the job

The best answer is that more than one of the other responses is correct because differences in pay between women and men working in the same kind of jobs does not always violate standards of pay equity.

Differences in skill, quality of production, or quantity of production

None of the other responses is correct because pay equity always legally requires equal pay for women and men regardless of any additional factors.