Eating carrots can improve your eye vision.
when working out you want to make sure you can meet the task at hand. go little by little until you are able to meet your goal. so to start i would rule out D.
Well because it is the amount that the nutritional facts are given on, say you buy a box of donuts, and it says 80 calories that could be for a 2 donuts for 1 for the whole package but knowing the serving size you can base how much you eat etc
Some health benefits is that it reduces health risks, it can help improve your mood and it helps control your weight