"A"
The answer option "A" is the only legitimate answer backed by solid proof. it does not make ridiculous statements or proves a ridiculous point like the others. There is no way the other answer options have such causes and effects, and are highly contraindication, and i would always highly recommend getting knowing your family history as genes play a lot in healthcare.
One function of carbohydrates is to provide your body with energy.
I believe the answer would be D) The damage cannot be clearly assessed.
Sorry if this is wrong. But Merry Christmas✨❤️
Have a wonderful day/night :))