Answer:
healthy lifestyle choices
Explanation:
Correct answer choice is :
<h2>D) Vector contact</h2><h2 /><h3>Explanation:</h3><h2 />
Infectious illnesses are made by microscopic germs that get into the body and create obstacles. Infectious diseases that increase from person to person are said to be poisonous. Some diseases spread to people from an animal or bug, but are not infectious from another human.
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1) Exercise it by singing and hitting different notes, however don't go overboard
2) Make sure you don't overuse your voice, as well as trying to rest your voice when you are sick
3) Overall, have healthy habits, like not smoking and drinking a sufficient amount of water.