D. Reversion to Service 1 snapshot, and Service 2 snapshot will be deleted. When an administrator deletes the Service 1.5 snapshot, the system will revert to the Service 1 snapshot. However, both the Service 1 and Service 2 snapshots will be deleted in the process. This action effectively removes all snapshots beyond the Service 1 snapshot. considering the impact of snapshot deletion has to be careful. Especially in production environments. Always have to be a backup strategy in place to avoid data loss.