Classify the following organizations as professional service firms, mass service entities, or service shops. In each case, explain the reasons for your classification. 1. One-stop shop providing public assistance with a range of government services, including the issue or renewal of drivers licenses, business licenses, and senior citizen concession cards. 2. Bus and coach company providing daily intercity express services. 3. Dental practice staffed by three dentists who specialize in orthodontic work. 4. Bicycle repair workshop. 5. Financial planning practice. 6. Airline company.