
Explanation:
Box 1: VM3
Not VM1 as Bitlocker is not supported. BitLocker must be disabled before you enable replication for a VM.
Not VM2 as maximum Operating system disk size for a generation VM is 2,048 GB.
Box 2: VMA and VMB only
Not VMC as the max data disk size is 4,095 GB
References:
https://docs.microsoft.com/en-us/azure/site-recovery/hyper-v-azure-support-matrix
https://docs.microsoft.com/en-us/azure/site-recovery/vmware-physical-azure-support- matrix#azure-vm-requirements