Written on a prescription is "Sig: 1 qid pc and hs." This is translated to mean

a. take one 3 times a day and at night.
b. take one 5 times a day and after meals.
c. take one 4 times a day after meals and at bedtime.
d. take one 4 times a day before meals and in the morning.

c. "Sig: 1 qid pc and hs" is translated to mean "Take one 4 times a day after meals and at bedtime."