Solve the Problem. -The Grocery Expenses for Six Families Were $43.84, $71.11, $79.58

Solve the problem.
-The grocery expenses for six families were $43.84, $71.11, $79.58, $88.66, $72.70, and $77.99. Compute the mean grocery bill. Round your answer to the nearest cent.

A) $108.47
B) $74.78
C) $86.78
D) $72.31