In Recent Years, the U

In recent years, the U.S. labor market has experienced a _______ in the earnings gap between men and women. One of the main factors behind this is _______.

A) big decline; men have steadily been less productive and their wages have fallen
B) decline; women's' career focus and rewards gained with top-level job expertise
C) increase; women are getting married and having children earlier in life
D) big increase; an increase in gender-based discrimination in labor markets