Question: You are working on a database for a realtor. You are told that you should use the address of a residence as primary key for

You are working on a database for a realtor. You are told that you should use the address of a residence as primary key for the properties that are for sale, because the realtor wants to make sure that any property is only listed once.

a) Would you follow the instruction?

b) What would be an appropriate response?

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