Which conclusion can be drawn from the information in the line graph?
a)jogging is completed at a higher intensity level than swimming.
b)simple household chores are health-enhancing activities.
c)health-enhancing activities require more energy to complete.
d)swimming requires the least amount of energy to complete.

C).   Health-enhancing activities require more energy to complete.

Explanation:

 The graph shows the health-enhancing activities using more energy than the simple tasks and exercises.   The red line (health-enhancing) is steeper than the blue line ( household chores and simple movements ).

c. the runner should sprint as fast as possible to the finish line.