Katies Cleaning Service has cleaning contracts for 15 apartments, 45 family homes, and 25 office buildings. She estimates that an apartment takes 4 hours to clean, a home takes 6 hours to clean, and an office building takes 10 hours to clean. Katie pays her cleaning staff $12.50/hour. If each location is cleaned once per week, how much does Katie need to budget for direct labor each month? Assume there are four weeks per month.

A : $7,083

B : $29,000

C : $28,333

D : $7,250