A company has the following requirements:
Mission-critical VMs: hourly replication to disaster recovery site, daily backups of these VMs should be available at the disaster recovery site when required, the mission critical applications need to be available within 20 minutes.
Business-important VMs: daily backups should be stored at the disaster recovery site. When required, the business-important applications need to be available within four hours.
Define the RPO and RTO for the company's disaster recovery site.