The item from this list which isn't considered a stimulant would be alcohol - a. It is considered to be a depressant. All the other items - nicotine, caffeine, and cocaine have stimulating effects which are known to their useres, while alcohol doesn't have an stimulating effect generally.
Brain stem :) It controls all the things like breathing, heartbeat, body temp, blood pressure and alertness ^_^
The way to correct these practices is practice
Answer: D) Latency period
Explanation: During this period the virus is latent, or hidden. There are no signs or symptoms, but the virus is present.
The Chernobyl disaster<span>, also referred to as the </span>Chernobyl accident<span>, was a </span>catastrophic nuclear accident<span> that occurred on 26 April 1986 in the No.4 </span>light water graphite moderated reactor<span> at the </span>Chernobyl Nuclear Power Plant<span> near </span>Pripyat<span>, in what was then part of the </span>Ukrainian Soviet Socialist Republic<span> of the </span>Soviet Union<span> (USSR).</span>