Which two steps should the administrator take to improve the performance of the cache server?

A recently deployed set of test virtual machines are impacting the performance of a company development team project datastore. The shared cache server appears to be suffering from storage congestion.
Storage I/O Control is already enabled on all company datastores.
Which two steps should the administrator take to improve the performance of the cache server? (Choose two.)
A. Update the storage provider for the existing array.
B. Create a claim rule to control the storage path.
C. Configure the path selection policy.
D. Configure storage shares per virtual machine.
E. Configure storage limits per virtual machine.