Answer: Independent variable
Explanation:
Independent variable can be defined as the variable that is changed or controlled in the experiment. The independent variable is changed during the experiment in order to see the effect of dependent variable which changes due to change in the independent variable.
Here, the given statement is independent variable in which the no one or other students in room would learn students.
This is independent variable as dependent variable will change based on independent variable.
Poverty, racial prejudice, financial woes, injuries, and lost opportunities
I know it’s more than 2, but those ones might help you out a little bit just pick the 2 that would work the best! Let me know if that helped at all!
What about this certain substance
The answer is, "Chronic use of alcohol".