Margaret, an Elderly Woman, Needs to Limit Her Kilocalie Intake

Margaret, an elderly woman, needs to limit her kilocalie intake without sacrificing needed nutrients. Keeping in mind MyPlate, which of the following could she do?

A) Eliminate carbohydrate.
B) Carefully select foods rich in nutrients but low in kilocalories.
C) Count kilocalories and not worry about the food groups.
D) Eliminate dairy foods.