The most superior parts of the body is the head, and the most inferior is the feet.
A 12 year old male should have a caloric intake between 1800-2400 calories per day. Thus, your percentage would be based on that days specific caloric intake.
Using 2000 as a average, the 900 calorie burger would be 45% of your daily calories.
It usually means Vanilla Extract which is a liquid. Most recipes don't call for much, only a teaspoon most of the time
The best answer is A. Kefauver-Harris Amendment, also known as the Drug Efficacy Amendment, introduced a requirement for manufacturers of drug to show a proof of effectiveness and safety of their products. Also, it required advertisements to show accurate information about side effects and other possible dangers.