This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to get rid of mucus cough
Stay hydrated.
Staying hydrated is one of the best ways to thin out mucus and get rid of a mucus cough. You can keep yourself well-hydrated by drinking eight 8-ounce glasses of water (warm or cold) every day and you can drink other fluids as well.

Choose your answer from:
A). Aim for 8 8-ounce glasses of water daily. Make sure to wait to use the bathroom after vomiting.;
B). Clean your throat as soon as you feel funny or have trouble breathing. If you have a sore throat or are having trouble breathing, rub a warm (not scalding) pad against your throat for 20 minutes.;
C). Vitamin c is a carrier for mucus and is a necessary ingredient to thin out mucus. The more active you are and the more hydrated you are, the less mucus you will create by your mucus cough.;
D). You can add a squeeze of lemon juice to your water for flavor if you are not fond of the taste of plain water. Try adding a teaspoon of honey to warm water.;
The answer is:
D).