A company is enhancing its disaster recovery strategies to improve its ability to maintain continuity of operations after a catastrophic system failure. Considering the importance of being able to resume mission-critical activities swiftly and efficiently, which of the following options should be the company's MAIN focus?
Establishing a hot site to facilitate immediate failover
Implementing more frequent backups of all critical systems
Setting up a cold site with basic infrastructure and no pre-installed systems
Transitioning to a warm site that can be operational within a few days of an incident