Choose the best answer. Examine this output: Which change should optimize the number of buffer pool instances for this workload?
选项：

A: Decrease the number of buffer pool instances to 4.
B: Increase the number of buffer pool instances to 16.
C: Increase the number of buffer pool instances to 32.
D: Decrease the number of buffer pool instances to 1.
E: Increase the number of buffer pool instances to 12.