Acertain amount of stress can be motivating. true or flse

I would say true. There is a certain amount of stress that CAN motivate a person into doing something or to continue onto something that they are doing at the moment. 

Each gram of carbohydrates and proteins yield 4 calories / gram . the more the calories a food has the more energy it provide to you body.

Ithink it's d or it can be itger