If a Nurse Wants to Evaluate Whether a Client's Vitamin

If a nurse wants to evaluate whether a client's vitamin or mineral supplement contains too much of a specific nutrient,the nurse should

A) check the manufacturer's recommendations about intake for that nutrient.
B) request blood and urine tests to determine the client's body stores of that nutrient.
C) compare the amount in the supplement to the tolerable upper intake level (UL) for that nutrient.
D) compare the amount in the supplement to the Recommended Dietary Allowance (RDA) for that nutrient.