If your choices are the following:
A. 15 minutes raking leaves and 15 minutes walking
B. 15 minutes washing dishes, 10 minutes shopping at the mall, and 10 minutes dancing
C. 30 minutes playing soccer, 20 minutes climbing a rock wall, and 10 minutes practicing yoga
D. 30 minutes practicing gymnastics and 30 minutes cycling
Then the answer is B and C.
