make it so it looks like:
quiet splash iommu=soft acpi=off
Tap Enter key
https://help.ubuntu.com/community/BootOptions
If this also fails, then boot and enter your BIOS EFI Settings (Prior to Linux Grub) and check if you are set to AHCI or to RAID.
If set to RAID, try setting to AHCI, then booting Zorin and see if it works.
If set to AHCI, try setting to RAID, then booting Zorin...