A) For it does not require a life long commitment, and it is not C) because it can be any substance not just tobacco!
Thus your answer is A) gradually but completely withdrawing substances from use !
Have a happy life !
:D <span />
You're health & quality of life effects your self-esteem.
Yes, there is a variety of things you can do to wear down the enamel. A few of the biggest things are: Drinking Coffee or soda, eating acidic foods and not brushing your teeth. Sadly you are not able to grow back your enamel after if it fully gone so it's best to protect your enamel as much as possible.
Here are some reason to prepare yourself for an SAT. Firstly, start early. We know that ideally you’ll like all the time in the world to prepare for a test. Secondly, set a goal. Have everything planned out so your organized. Thirdly, get a good night sleep. Getting the right amount of sleep will help you think and keep you energized for when you need to take the test. Some other reasons that involve this question are shoring up your weaknesses. If you already have strengths such as the written portion then it might make sense to to put your energy into a weakness. Eat well and prioritize. Therefore, being prepared for a test like this in advance will help you in many ways.