Answer:
Covering mouth while sneezing
Explanation:
It prevents germs going airborne and spreading to another person or surface.
The other answers are ways to get better from an illness or are just inefficient
Drinking milk helps keep the bones strong. Milk contains calcium, which is what is found in bones. The calcium will strengthen the bone to make it less breakable.
Answer:
Hormone Levels
Explanation:
Early in puberty, levels of luteinizing hormone and follicle-stimulating hormone increase, stimulating the production of sex hormones.