A Deployment Professional is working with a customer running an IBM Security QRadarSIEM V7.2.7 installation that is curr

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A Deployment Professional is working with a customer running an IBM Security QRadarSIEM V7.2.7 installation that is currently running into performance issues. The customer is noticing that searches are taking a long time to finish and there are performance degradation system notifications in the Console.Which two steps will lead to a performance increase for this customer? (Choose two.)

A. Disable indexes that don't have a % of searches using this index of 20% or higher for the last seven days
B. Disable indexes that don't have a % of searches using this property of 10% or higher for the last 24 hours
C. Search for indexes which are enabled but have a % of searches using property that is zero, disable those indexes
D. Enable indexes that have a % of searches using this property higher than 10% and also % of searches missing this index greater than 10% E. Search for indexes which are disabled but have a % of searches using property above 30% and also % of searches missing index is above 30% and enable them