A. Modify the Aurora DB cluster to add more replicas until the overall load stabilizes. Then, reduce the number of replicas once the application meets service level objectives.
B. Modify the primary instance to a larger instance size that offers more CPU capacity.
C. Modify a replica to a larger instance size that has more CPU capacity. Then, promote the modified replica.
D. Restore the Aurora DB cluster to one that has an instance size with more CPU capacity. Then, swap the names of the old and new DB clusters.

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