You need to resolve the performance issues of the usp_ExportOpenings stored procedure. The solution must minimize the amount of hard disk space used.
Which statement should you execute on DB1?
A. EXEC sp_dboption ‘DB1’, ‘auto create statistics’, ‘TRUE’;
B. CREATE INDEX IX_Exp_Openings ON Openings(PostDate, FilledDate) INCLUDE (Description, Title, Salary);
C. CREATE INDEX IX_Exp_Openings ON Openings(PostDate) INCLUDE (Description, Title, Salary) WHERE FilledDate IS NULL;
D. EXEC sp_recompile ‘usp_ExportOpenings’;