Which of the following is a water-soluble vitamin?

a. calciumb. ascorbic acidc. phosphorusd. retinal

22. which situation describes the appropriate use of drugs? a.using your friend’s prescription drug according to label instructions b.using an over-the-counter drug according to your friend’s instructions c.using an over-the-counter drug according to label instructions d.using your friend’s prescription drug according to your friend’s instructions