You are a database developer. You plan to design a database solution by using SQL Server
2008. The database will contain information on retail sales transactions of more than 500
stores. The marketing department uses the solution to analyze daily sales patterns for each
store. Users report that the solution takes a long time to retrieve the required data. You
need to ensure that the solution provides results in the minimum possible time. What should
you do?

A.
Create a nonclustered index on a view of the sales transactions.

B.
Create a covering index on a view that aggregates the sales transactions.

C.
Create a clustered index on a view that aggregates the sales transactions.

D.
Create a nonclustered index on a view that aggregates the sales transactions.