Answer:
The correct answer is - It is not balanced because it is less likely to include teens, young adults, and senior citizens in the patron.
Explanation:
The survey performed by Mrs. Liang, the Librarian is not balanced as she only took the poll to every third adult child who asked for one of the four different readings toddlers, preschoolers, primary grades, and upper elementary.
She should have include polls from different age group patron such as teens, young adults, and senior citizens that might help in her survey to become more balanced and accurate
Depending on what water source you use, if your using faucet water your food will be clean but not totally.
If your using a lake, ocean, bodies of water your food will not be as clean, water from bodies of water are full of bacteria, and other contaminants.That being said, using a faucet is your best bet or even try to clarify water from bodies can help.
The addictive substance is called Nicotine.