The correct option is
D All the above
D. All the above.
Solution: The liver secretes bile, a digestive fluid, metabolizes proteins, carbohydrates, and fats. The liver removes wastes and toxic matter from the blood and regulates blood volume. A digestive juice produced by the liver, helps the body absorb fat into the bloodstream which is a thick, yellow-green substance stored in the gallbladder until the body needs some to digest fats.