Which of the following parties would be required to register for collection of GST/HST? Question content area bottom Part 1 Choose the correct answer. A. An incorporated business that provides employment services and has revenues of per year. B. A dentist who operates his dental office as an unincorporated business, and has revenues of per year. C. An individual who sells his used sofa to a friend for . D. An unincorporated individual who operates a local store