less lazy you don't have to stress about not being healthy
Choice A (all exercise) would be the correct answer.
I don't know what you have to choose from, but it has to be somewhere along the lines of your elbow bending to approximately a 90 degree angle and then straightening your arm out again. And you back, hips, waist, and posterior cannot be arched.
The reson you should know this is because it isnt all about weight. What if the person weighs 200 pounds.......it might not all be body fat a lot of it could e muscle