Question:A production house has two sales outlets. Both outlets are maintaining their data separately in schemas A and B respectively. The Management wants to see the sale of both outlets in one report. Both outlets are using tables called Sales which have identical structure. Which method you will adopt to create the report? 

A Select * from A.Sales join B.Sales 

B Select * from A.Sales union all B.Sales 

C Select * from A.Sales, B.Sales 

D None of the above 

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