Consider the following relations for a database that keeps track of auto sales in a car dealership (Option refers to some optional equipment installed on an auto): cAR(Serial-No, Model, Manufacturer, Price) OPTIoNs(Serial-No, Option-Name, Price) sALEs(Salesperson-id, Serial-No, Date, Sale-price) sALEsPERsoN(Salesperson-id, Name, Phone) First, specify the foreign keys for this schema, stating any assumptions you make. Next, populate the relations with a few example tuples, and then give an exampl