One math class studies for an upcoming test, while another math class does not study for the same test. The test scores of the two classes are compared afterwards. Determine the dependent variable.

The correct answer is: The test scores

GIVEN-
One class studies for the upcoming test and another does not.
Test scores of the 2 classes are compared afterwards.
TO FIND-
Dependent variable in the given scenario.
SOLUTION-
In the given scenario, we observe that the scores are compared after 1 class studies for the test and another doesnt.
We know that studying for the test is a given criteria. i.e. it is the pre condition that is to be fulfilled at the beginning.
However, the scores of both the classes will depend on which of them has been studying for the test and which hasnt.
Hence, Test scores is the dependent variable in this situation.
FINAL ANSWER-
Option 'a' i.e. 'The test scores' is the correct answer to the given question.