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.
The answer to your question is B. stressor.
A stressor is an event or situation that causes a strain on your body or mind.
It infers that an incident was unintentional and out of ones control.
35. Making good lifestyle will prevent all disease.
Well, not all but you can avoid diseases that is caused of bad lifestyle. For example, you avoid smoking thus it is very least possibility that you can have lung cancer since you’re not using it. Same with alcoholic drink, you can have least probability to have kidney problem or any other related body issues. Lack of sleep also is one issue of bad lifestyle.
Thus, having good lifestyle gives you good health and away from diseases
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