A exist naturally because I don't know I figured it out you're welcome
I have learned about this but I don’t know
I think the correct answer from the choices listed above is option A. Fibers are found in grains, vegetables, and fruits which helps to keep the digestive system working properly and guards against colon cancer. Fiber<span> aids digestion and helps prevent constipation. It is sometimes used for the treatment of diverticulosis, diabetes, and heart disease.</span>
I believe your right C seems like the best choice to me.