I would say the answer would be either yoga or cardio
Answer:
If something happens to one friend you have another one that can help you. The more people you're with, the safrer you are.
Explanation:
Other possibly contributory lifestyle factors include alcohol consumption, stress, diet, exercise, disease, and medication. In summary, the genetic influences on aging may be highly overrated, with lifestyle choices exerting far more important effects on physical aging.
I think it's D. all of the above