Please choose the correct ending to complete the given sentence: Health: [header] How to clear the throat of mucus [title] Clear phlegm or mucus from your throat by coughing. [step] If an excess of mucus has made its home in your throat, it's okay to evict it by coughing it up. Find a remote place, such as a bathroom, and try to loosen the mucus from your throat by coughing or hacking.

Ending1: Make sure not to cough too hard or too much, as it can do some damage. [title] Gargle with warm water and salt. Ending2: Try sucking a cool beverage, such as lemonade or ice water, while you cough to keep mucus at bay. [title] Use over-the-counter throat clearing tablets. Ending3: [substeps] Don't try to expel it by coughing. Rather, keep coughing until the mucus is clear. Ending4: [title] If you cough while you're trying to clear phlegm, use a cough suppressant. [step] The mucus you expel may also cause a cough.

Answer format: ending1/ending2/ending3/ending4