The answer is B). how you feel about yourself
Digestion is the breakdown of food into smaller particles or individual nutrients<span>. It is accomplished through six basic processes, with the help of several body fluids—particularly digestive juices that are made up of compounds such as saliva, mucus, </span>enzymes<span>, hydrochloric acid, bicarbonate, and </span>bile<span>.</span>
I am going to assume you are talking about emotion. If that is the case then it's better to let it all out, let the wall fall.
Your stomach will get smaller and therefore it will take less food to make you feel full.
Either a pedometer or a treadmill so the pedometer will track the activity levels which she can determine to do more or less. or the treadmill so she can walk to increase her activity levels