Question of the Day 
 
Female MBAs tend to earn less than their male colleagues.  Female MBA graduates not only earn significantly less than their male colleagues, but the gap grows over time, according to a paper from the National Bureau of Economic Research. The authors tracked the average earnings of 1,600 MBAs who graduated from the University of Chicago‚Äôs Graduate School of Business between 1990 and 2009.
Which of the following best supports the argument above?
OPTIONS
 
 1)13% of the women MBAs in the study were not working at all, ten years after graduating, while the corresponding figure for men was a mere 1%.
 2)The difference between the average salary of male and female MBAs is skewed by a small number of extremely high earners among women.
 3)The difference between the average salary of male and female MBAs is skewed by a large number of extremely low earners among men.
 4)Business school admissions are less competitive for women than it is for men.
 5)Of the 1600 MBAs only 75% constituted men.