Roy services (Oil Change) vehicles in his garage. His lubricants cost him $40 per vehicle. His wages are $120 per hour. He spends 20 minutes per vehicle. His garage rent is $600 per month. He charges $140 to service each vehicle. What is Roger's Break Even Point in dollars is $14,000 a b $1,400 C $40,000 d Not possible to calculate Select one O a $14,000 b. $1,400 O c. $40,000 O d. Not possible to calculato