Which situation does the expression 5(-12) model? A) Student absences at a school decreased by an average of 5 absences per month for 12 months.
B) Student absences at a school increased by an average of 12 absences per month for 5 months.
C) Student absences at a school decreased by an average of 12 absences per month for 5 months.
D) Student absences at a school increased by an average of 5 absences per month for 12 months.