Your vocal cords are located in your larynx also known as your vocal box. (The answer is A.)
The internet is never a good source for information, you should checkout your physician, a news article or even a pamphlet that you can acquire at your local hospital or doctors office! Maybe even checkout health seminars that are local, and possibly a book though they are often updated frequently so the information is liable to change at any point!
One of the three senses that can help you identify a emergency is your sight, if you see something bad happening you can call the cops. another sense that could help you identify an emergency is your smell, if you were so smell smoke or something dangerous you could call the police or an ambulance. another sense that is helpful so you can identify an emergency is your hearing, hearing someone or something if there’s an emergency is extremely helpful and you could call the police if you know somethings not right.