Answer:
I believe that the answer is B
Another term for this classification of drugs is sedatives.
B. Depressants
Answer: Time is the independent variable, and the number of birds is the dependent variable.
Explanation: The independent variable is a variable that's variation doesn't depend on that of another (it's independent!); or in simpler words, it's the variable that is being changed but is not being measured. It is also often denoted by x. The dependent variable is a variable that's values does depend on that of another (it's 'dependent')-- or it's basically the variable that's be measured. Hope this helps! :)
