Which of the following is a change in traffic patterns that you're likely to see at night? a. more motorcycles b. fewer motorcycles c. more big rigs and commercial vehicles d. fewer big rigs and commercial vehicles

Two technicians are discussing oil changes. technician a says that waste oil and old filters need to be disposed of according to the law. technician b says that old filters can be returned to the parts department for a core value. which technician is correct?           a. technician a only   b. both technicians a and b   c. technician b only   d. neither technician a nor b