What would you recommend to speed up the ‘tree-deletes’?

A customer has grown 2 PB in the last year. The cluster performs well most times of the day, but occasionally during the day, the customer notices a decrease in performance. You have been told that ‘tree-deletes’ are taking too long and can only be run on weekends.

What would you recommend to speed up the ‘tree-deletes’?
A . Add an SSD node tier for metadata to account for at least 2% of RAW capacity
B . Use an A100 node for added CPU performance to help with ‘tree-deletes.’
C . Add 20% more nodes to the cluster to help with degraded performance.
D . Add an SSD tier for metadata, ensuring all nodes have SSDs.

Answer: A