Answer:
The correct answer would be option B, Power Walking.
Explanation:
Danica wants to do the Cardiovascular Exercise to boost self confidence. Cardiovascular exercises are those exercises which increase the heart rate of a person at a level where his fats begin to melt. So among all of the given exercises, Power Walking is the exercise which will increase the heart rate of a person and be considered as the cardiovascular exercise.
Power walking is actually the brisk walking in which a person runs at a speed between 7 to 9 km/h and one of his foot must be in contact with the ground.
