The EPA Sends Out a Survey to Learn About People's

Multiple Choice

The EPA sends out a survey to learn about people's water-usage habits. Some of the variables to be analyzed are responses to the following questions. Which of these questions leads to categorical responses?

A) How many times a day do you take a shower?
B) Do you leave the water running when brushing your teeth?
C) How many times a week do you water your lawn?
D) None of these answers is correct.