thank you but it wont give me the option to chat ot to give brainliest so ya im sorry :) i like typing i just using a dif keyboard so if this is outragiously rediculously long its not my fault its the keyboards fault ok, ya ok so i love the way this keyboard feels on my fingers

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