You are migrating to Cloud DNS and want to import your BIND zone file.
Which command should you use?

A. gcloud dns record-sets import ZONE_FILE --zone MANAGED_ZONE B. gcloud dns record-sets import ZONE_FILE --replace-origin-ns --zone MANAGED_ZONE C. gcloud dns record-sets import ZONE_FILE --zone-file-format --zone MANAGED_ZONE D. gcloud dns record-sets import ZONE_FILE --delete-all-existing --zone MANAGED ZONE