Answer:
In this study, the dependent variable would be: <u>a. the number of participants who park in the spot they are directed to.</u>
The dependant variable is the variable to be studied, which is the number of participants that followed each directions.
Answer:D)Command-and-control policy to increase social efficiency.
Explanation: Command and control policy is the regulation that works for the environment as a policy or strategy.It helps in the improvement of environment regulation by anti pollution devices,schemes etc.It helps in the cleaning and protecting the environment from the pollution.
Emission control is for the limitation of the harmful gases from the automobiles.Other options are incorrect because it does not remove congestion,pollution through market strategy or for correcting tax.Thus,the correct option is option(D).
This would be a area of Psych devoted to investigating the nature, orgin and consequences. Thus the main themes would be observations and correlation methods. Based period individual differences in behavior and such.
Hope this helps!
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