Which statement does NOT describe a characteristic of squatter settlements? O They are usually located in the center of commercial areas.
O They have reliable public transportation systems.
O They most often result from housing shortages.
O They may be known as favelas or kampongs.
O They have telephones, sewers, schools, and paved roads.

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