Which of These Is the Simplest Way to Get Your

Multiple Choice

Which of these is the simplest way to get your 30 minutes of exercise a day?

A) Joining a gym,going to the gym,changing,working out (including waiting for machines to be unoccupied) ,showering,changing,and commuting to your destination
B) Waking up early enough to allow you time for a half-hour run before getting ready for your day
C) Taking three 10-minute walks
D) Installing a home gym,complete with elliptical and strength-training machines