Respuesta :
Im not sure but i would possibly put "Daily" as an answer. I know physical activity should happen everyday so it should be done daily to improve cardiovascular fitness if we're being specific right? i believe so
Answer:
D. aerobic
Explanation:
Also called aerobic exercise, endurance exercise includes activities that increase your breathing and heart rate such as walking, jogging, swimming, and biking.
Aerobic exercise: A sustained exercise which is characterized by the use of oxygen to metabolize sugars in the muscles, providing long-term and efficient energy.