A Nurse Is Teaching Clients About Healthy Living and the Contributions

A nurse is teaching clients about healthy living and the contributions of minerals to the growth and maintenance of the body's health. Which statement by the clients shows an understanding of the importance of minerals in the body?

A) "Even though we have less than a teaspoon of trace minerals, they are vital to the body's functioning."
B) "An ultratrace of minerals is not even worth counting; we don't have any daily requirements."
C) "My nutritionist measures mineral content by the level of solubility of each known mineral."
D) "Minerals are so minute within the body, that taking supplements is enough to maintain balance."