The best way to avoid hypothermia during cold events is to wear layer so warm air can not circulate out.
I believe the answer is: A. conditioned stimulus
The conversion is being done by pairing the neutral stimulus with a specific outcome. In pavlov experiment, this being done by blowing a whistle before giving the dogs their food.
In the beginning, the whistle is a neutral stimulus that does not give any effecy to the dog. But overtime, hearing the whistle make the dog automatically salivated. When this happen, the neutral stimulus has become a conditioned stimulus.
First trimester fingers and toes devolp
There are only two ways to increase the magnitude of the momentum. Increase the magnitude of the velocity or increase mass.
I would include why those drugs are bad for you, what it does to your body, and interviews with people who used to smoke.