Answer:
Option b. "Due to age, you have decreased function of the gastrointestinal tract."
Step-by-step explanation:
As we begin to age or grow older as human beings, this tends to have an effect on the way gastrointestinal tract works or functions.
In older people the rate of digestion of foods tends to happen very slowly. The food moves slowly in the digestive system.
There is a reduced production in older people of enzymes required to react with the various classes of food been consumed thereby resulting in a poor or reduced production and absorption of the essential nutrients required by the body in other . This could lead to loss in weight in older people.