2. Consider the EER diagram as follows. Map the EER schema into a set of relations based on following options. You will write four informal relational schemas based on the four options. Option 8A: Multiple relations-Superclass and subclasses Option 8B: Multiple relations-Subclass relations only Option 8C: Single relation with one type attribute Option SD: Single relation with multiple type attributes Engine_size Price CAR Vin Tonnage Model No seats Date SALE Street Address Ssn Name State Sid