No, I do not think it is the best way for them to be efficient.
Answer: Most likely his desire to be cool.... AKA wrongly influencial friends
Explanation: MOST kids do things to be interfering with others.
Foods high in added sugar provide empty calories - B.
Empty calories are an important concept to be aware of because they don't bring anything good to the table but rather present a problematic issue for people who drink too much fizzy drinks.
The answer is B, because carbon monoxide is a poisonous gas, it has no smell or taste and continuous inhalation may choke you to death.
