Healthy, would be the best answer. The food is healthy if it is low in both saturated and unsaturated fat and have no more than 60mg of cholesterol.
A potato is an incomplete protein. A complete protein is dairy, meat, polutry and fish.
Sixty-five and above is your answer
2,3, and i am not 100% sure but i also think 5.... when you starve your body attacks fat and muscle to use for energy until you consume some sort of calorie.
Fuqinkys popopopopopopoppopooop