The Information on Getting More Out of Lectures Presented in the Personal

The information on getting more out of lectures presented in the Personal Application section in Chapter 1 suggests that absences from classes and grade average in the class are correlated. The best conclusion that can be drawn from this information is that

A) higher class attendance causes higher class grades.
B) higher class grades causes increased class attendance.
C) high class absences causes lower class grades.
D) class attendance and grades are related.