According to the fitt principle, cardiorespiratory endurance training should be performed? three to five times per month twice a week twice a day five times per week

3-5 times a week for athletic improvement, 2-3 times a week to maintain fitness

The correct answer is..c.unintentional/preventableaccidents are never intended but an injury sustained from driving without a seatbelt can be prevented by simply putting on your seatbelt.hope that : )