Which pillar of the AWS Well-Architected Framework refers to the ability of a system to recover from infrastructure or service disruptions and dynamically acquire computing resources to meet demand?

Explanations:

The Security pillar focuses on protecting data and systems, not on recovery or resource management.

The Reliability pillar emphasizes the ability to recover from disruptions and manage resources dynamically.

The Performance Efficiency pillar deals with resource optimization and performance, not recovery.

The Cost Optimization pillar focuses on minimizing costs rather than on recovery and resource acquisition.