The median earnings of women in 2020 was 84 percent of men in the U.S. Which of the following is NOT an explanation that has been offered to account for this earnings gap? please chose correct answer from options below

Women lack the high-level skill sets that men possess.

Women have résumé gaps due to time off for childcare.

Women are underrepresented in high-paying occupations such as engineering.

Women tend to negotiate less than men and when they do negotiate, women attain lower levels of pay than men do.