What should the administrator to do improve the SQL Server performance?

After the migration, some SQL queries take longer to execute than prior to migration.

The following SQL best practices were applied while creating the SQL VM on Nutanix:

• 8 vDisks per SQL server VM

• Database and Log files on separate vDisk

• 2 TempDB database drives and 1 TempDB log drive

What should the administrator to do improve the SQL Server performance?
A . Redistribute existing data by creating additional database file and enable autogrowth
B . Create multiple TempDB data files and enable autogrowth
C . Create multiple SQL log files and disable autogrowth
D . Redistribute existing data by creating additional database files and disable autogrowth