Mrs. Rushing has 3 chemistry classes with 24 students in each. An experiment calls for each student to use 4 test tubes. How many test tubes are needed in all for her classes?
A.) 32 test tubes
B.) 96 test tubes
C.) 288 test tubes
D.) 384 test tubes
A.) 32 test tubes
B.) 96 test tubes
C.) 288 test tubes
D.) 384 test tubes