GMAT Critical Reasoning (CR) | Re: When Americans filed their tax returns this year, the United

When Americans filed their tax returns this year, the United States Treasury Department collected $315.1 billion in
tax revenue, a 13.4% increase over last year. Yet the number of tax returns filed by employees did not increase
significantly over the past year. Each of the following, if true, could explain the simultaneous increase in tax
revenue collection and the unchanged number of employee tax returns filed EXCEPT:
• During this year, the number of women who re-entered the workforce as employees,