Which of the following backup methods would be the MOST appropriate?

Joe, a customer, wants to implement backup of his replicated VMs so production performance is not affected at the primary site.

Which of the following backup methods would be the MOST appropriate?
A . Snapshot-based backup at the secondary site
B . Mirroring to a third site from the primary site
C . Agent-based backup at the primary site
D . Agent-based backup at the secondary site

Answer: C

Explanation:

Reference https://docs.microsoft.com/en-us/azure/virtual-machines/linux/backup-and-disaster-recovery-for-azure-iaas-disks