Most cabinet members are _________, as they head departments and act as chief advisers to the president on the issues under their jurisdiction

What percentage of African American families live below the poverty line?

a. nearly 10 percent b. nearly 25 percent c. more than 50 percent d. approximately 70 percent

Understanding is most likely to be achieved in a data display when it is ______.

A. trustworthy B. accessible C. elegant D. all of these