Causes are not an origin of mental retaration. a. organic b. environmental c. adaptive d. unknown select the best answer from the choices provided a b c d

Jackson's doctor has suggested he begin increasing his intake of foods that contain plenty of vitamin c. which foods might he add to his diet? yogurt, fish, and cheese tomatoes, strawberries, and peppers whole wheat bread, brown rice, and white potatoes poultry, eggs, and bananas