Answer:
The effects on phone use
Explanation:
Dependent variable: In psychology, the term dependent variable is defined as the variable that is being tested or measured in an experiment conduct by the researcher. While conducting an experiment a researcher wants to know and see the degree of the dependent variable to which it gets affected by the independent variable.
In an experiment, an independent variable causes changes in the dependent variable, so any changes to the independent variable will have direct cause and effect to the dependent variable.