14. Why does the man seldom do exercise?
A. He lacks motivation
B. He has a heart problem
C. He works all the time
15. What does Jacob Sattelmair probably do?
A. He’s an athlete
B. He’s a researcher
C. He’s a journalist
16. Why does the woman speak of a study?
A. To encourage the man
B. To recommend an exercise
C. To support her findings
17. How much time will the man probably spend exercising weekly?
A. 300 minutes
B. 150 minute
C. 75 minutes