Zendaya works as Hyperion Planning Developer at Oscars Inc. When opening data forms, users are experiencing slow performance. What 3 steps could Zendaya do to improve the time it takes to open the data form?

A: Reduce the number of rows and columns displayed in the data form
B: Upgrade the client machine's operating system processing speed and RAM
C: In the data form definition, remove the option to display alias
D: Reduce the number of page dimension used on the Web form
E: Tune the index and data caches in Essbase