The scatter plot shows the relationship between the amount of time students in a mathematics class studied for an exam and their score on the exam.

scatter plot titled mathematics class, with the x axis labeled time studying in minutes and the y axis labeled score on exam with points at 0 comma 30, 10 comma 35, 30 comma 37, 40 comma 37, 50 comma 40, 60 comma 45, 70 comma 55, 75 comma 60, 80 comma 70, 85 comma 78, 90 comma 83, 95 comma 90, 100 comma 95, and 105 comma 100

Which of the following describes the pattern of association for the graph?

There is a negative linear association.
There is a negative nonlinear association.
There is a positive linear association.
There is a positive nonlinear association.