Answer:
A. Filtering Blood to Remove Unwanted Waste
Explanation:
Excretory system is comprised of Kidneys, liver, lungs and skin.
Because, when an infection exist in the human body it tends to spread, so if the cells stayed in one space then the infection would have a much greater opportunity to severly make that person very ill before the cells could even get to the infection.
xamples of less healthy complex carbs include white bread and white rice. Simple Carbohyrates. Many simple carbs containing added sugar, such as table sugar, syrups, candies, and sodas, provide little nutritional value other than being a source of quick energy.
I would say the answer is D.
A lot of kids at party's drink heavily, Some don't drink and others drink moderatly