Junk food is said to because it has a low nutritional value. a. complete proteins b. empty calories c. refined sugars

My best guess is the answer c. Refined Sugars

For this one, your answer is C. Refined Sugars :)

This gel or liquid can be placed under the tongue of an unconscious person. this is important because you should never pour anything down the throat of an unconscious person-- s/he could choke.