One of the most influential theories of human development is psychoanalytic theory. Many modern theories of counseling or psychotherapy are extensions, modifications, or reactions against psychoanalytic theory. Psychoanalytic theory examines the factors that motivate behavior by focusing on the role of the unconscious.
13.000 Commercial Vehicle Definition. A commercial vehicle is a type of vehicle: 1  Used or maintained for the transportation of persons for hire, compensation, or profit (for example, a taxi or limousine).2  Designed, used, or maintained primarily for the transportation of property. A bus is a commercial vehicle when: 2  Used to transport persons for hire, compensation, or profit. 3  Bus transportation is supplied by a profit-making entity and a customer ends up paying for the bus service as part of the overall consideration for the primary service.
(c) For purposes of this subpart, commercial motor vehicle means a commercial motor vehicle in commerce as defined in Â§ 382.107, and a commercial motor vehicle in interstate commerce as defined in part 390 of this subchapter.