Answer:
D. Carl Hull
Explanation:
Carl L. Hull came up with the Theory of drive-reduction. He proposed that motivation is triggered by biological needs for survival. When an individual feels unwell for example, he will find ways to reduce the unpleasant state that they are in. The person is driven by the need to reduce the feeling, that's why it's called the drive-reduction theory.
Low impact exercising can be a better activity type of an overweight individuals. Lower impact exercise are much easier for those who are first starting out in their exercising journey and those who are carrying more weight on them. These exercises provide the adequate target heart rate but cause less trauma to the already stressed out joints, like the knees and ankles.
Once they lose some weight, it'll be better for the to increase their intensity.
Answer:
The body needs iron to transport oxygen from your lungs to the rest of your body. Your entire body needs oxygen to stay healthy and alive. Iron helps because it's important in the formation of hemoglobin (say: HEE-muh-glo-bun), which is the part of your red blood cells that carries oxygen throughout the body.