A certain school implemented a reading program for its students, with the goal of getting each student to read 7 books per month year-round. If the school has c classes made up of s students in each class, how many books will the entire student body read in one year?  Choose the correct choice from the following options:
A) 20cs  B) cs/2  C) 84cs  D) (2cs)/12  E) (24c)/s
Ans: 84cs   Solution: simple multiplication s students , c classes , 7 books/ month= 84 books a year   total number of books = 84cs
<result>C</result>
A certain school implemented a reading program for its students, with the goal of getting each student to read 7 books per month year-round. If the school has c classes made up of s students in each class, how many books will the entire student body read in one year?