When a prescription reads to give a drug p. o., it means to give the drug
a. in the eye.
b. rectally.
c. orally.
d. in the ear.?

C. It means orally. P.o. comes from the Latin "per os" which means by mouth.

1. b vitamins2. vitamin k3. vitamin d4. examples are walnuts, seeds, tofu5.  total fat, saturated fat, trans fat, cholesterol, sodium, total carbohydrate, dietary fiber, sugars, protein, vitamin a, vitamin c, calcium, and iron.6. 11257. they have to contain reliable information8. less than 10%  9. i didnt read the course so im not surehope that : p