Because smoking can cause many different bad things to happen to you some examples would be lung cancer or if you smoke while you are pregnant you cold cause premature or birth defects to the baby, alcohol can just be bad a lot of the time because people can become addicted and loose a lot of money on buying alcohol and/or smoking materials.
The sequence of species in which they disappear, in order from least to most severe would be: B. Threatened-Endangered-Extinct.
Hope this helps!
The correct answer for this question is this one: "A. Has the claim been discussed on the news or other reliable media sources?"
There exists the same question from other source that has the following choices:
<span>A. Has the claim been discussed on the news or other reliable media sources?
B. Has the claim been promoted by more than one expert witness?
C. Has the claim been published in more than one periodical?
D. Has the claim been tested numerous times by more than one scientist?</span>