A Research Survey of Approximately 13,900 Incoming Freshmen in U

Multiple Choice

A research survey of approximately 13,900 incoming freshmen in U.S. universities and colleges found that the amount of time a student spends drinking alcohol is a strong predictor of that student's GPA, with a negative association observed between the two variables.
When making a scatterplot of these data, what should we do?

A) Plot GPA on the horizontal axis
B) Plot time spent drinking alcohol on the horizontal axis
C) Plot time spent drinking alcohol on the vertical axis
D) Use a plotting scale that makes the overall trend roughly linear