Answer:
A. Mental health disorders occur because of a variety of factors.
Explanation:
Mental damage or psychological conditions are multifactorial, from the person's cognitive power, family history and possibly the perspective of lived experiences.
Explanation:
60 - 70% of maximum heart rate: This zone provides the same benefits as the healthy heart zone, but is more intense and burns more total calories. The percent of fat calories is remains up to 85% in this zone.
Malnutrition is not having enough of the needed nutrients (not having a good diet, eating a lot of unhealthy food but still eating) this could be from either under consumption or over consumption. While under-nutrition is when someone eats an inadequate amount of food for an extended period of time (not eating enough food in general).
Smooth muscles are involuntary. so it would be A for a fact.