Answer:
The correct answer is - d. 150.
Explanation:
According to the advice given by The Physical Activity Guidelines for Americans, released in 2008, To maintain substantial health benefits for public health and welfare.
The advice that for healthy adults, adults should workout for 150 minutes or hours and 30 minutes over a period of a week of moderate-intensity. For a vigorous-intensity aerobic physical activity, one should 75 minutes for a week.
In an acute exacerbation of asthma, you would expect to hear whistling sound or wheezing when you listen to her lungs. Whistling sound is indicative of constricted air passages due to obstructed air flow. This obstruction of airway is due to inflammation of bronchial tubes that narrows air passages.
I would say bicycling because jogging and jumping jacks can be bad on your knees because of the impact. Biking is pretty smooth though and wouldn't have much of an impact. Hope this helps :)
