Final answer:
The independent variable is the number of hours Svetlana tutors each session. The dependent variable is the amount, in dollars, Svetlana earns for each session.
Step-by-step explanation:
The independent variable is the number of hours Svetlana tutors each session. The dependent variable is the amount, in dollars, Svetlana earns for each session. For example, if Svetlana tutors for 2 hours, the dependent variable (earnings) will be 35 * 2 = 70 dollars.