What Was the Ultimate Purpose of the Lilly Ledbetter Fair

What was the ultimate purpose of the Lilly Ledbetter Fair Pay Act?

A) to require that women be paid equally to men for the same work
B) to require that women be paid during maternity leave
C) to prevent the statute of limitations from running out when discriminatory practice is ongoing
D) to prevent job incumbents from learning how much everyone in the workplace is paid