Answer: true
Sorry I need more characters :)
Answer:
Carbon monoxide is a poisonous gas that's released when smokers exhale. Nicotine is the chemical in cigarettes (and things of the like) that causes people to feel high.
Explanation:
Carbon monoxide (CO) releases is one of the deadly chemicals released into a smoker's bloodstream. Many people die from carbon monoxide poisoning. It's also in second-hand smoke. Nicotine can be used for medicinal purposes, but mostly is used as a stimulant drug. It can also cause buildup in the arteries and negatively affect the heart and people's hormones.
I'm not exactly sure what you were looking for but did this help?
Ang pinakapaborito kong pagkain ay ang mga taco. Ang mga Taco ay mahusay na sanhi sanhi ng maraming mga pagkakaiba-iba sa kanila. Sa lahat ng mga pagkakaiba-iba, Maraming mga kultura na gumawa ng taco kung ano ito ngayon.
I would say A. Because c and d r very dangerous if u think about it. And b is right in some situations. But if u do a then people can see whts going on if something happened because of the light. and it is safe. If wrong let me know. :D