One purpose may be to check for cancer. If abnormal cells are found, there might be something wrong...
The Dietary Guidelines for Americans provides advice on what to eat and drink to meet nutrient needs, promote health, and prevent disease.
I know that B applies, and D might apply assuming it means certain materials can pass through and not all materials can pass through.
It could be Eat but Idk A lot So Go with your gut
a, because exercise doesn't just aid the prevention of certain diseases, it helps prevent many diseases. i would've chosen d if it wasn't so specific but a is the correct answer.
