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Volidoting on Erd 241 YOUR 6-3 CAMPUS HOUSING SYSTEM TURN Consider the accompanying system, which was described in Chapter 4. Use the use cases owners directly to see the apartment and possibly, rent it. Apartment owners call the service to delete their listing and process models that you created in Chapters 4 and 5 when they have rented their apartment(s) to help you answer the questions that follow. The Campus Housing Service helps students find QUESTIONS: apartments. Owners of apartments fill in information 1. What entities would you include on a data modele forms about the rental units they have available leg. 2. What attributes would you list for each entity Select location, number of bedrooms, monthly rent). Students an identifier for each entity, if possible who register with the service can search the rental infor- 3. What relationships exist between the entities that mation to find apartments that meet their needs (e.g., a you identifiede Label the relationships appropriately, two bedroom apartment for $800 or less per month within and denote the cardinality and modality of each 12 mile of campus). They then contact the apartment relationship