The passage suggests which of the following about the “women’s advocates and women statisticians” mentioned in lines 27-28？

A. They wanted to call attention to the lack of pay for women who worked in the home.
B. They believed that previous census information was inadequate and idd not reflect certain economic changes in the United States.
C. They had begun to press for changes in census-taking methods as part of their participation in the antislavery movement.
D. They thought that census statistics about women would be more accurate if more women were employed as census officials.
E. They had conducted independent studies that disputed the official statistics provided by previosu United States censuses.