A customer finds that an open alert from the previous day has been resolved. No auto-remediation was configured.

Which two reasons explain this change in alert status? (Choose two.)

A. user manually changed the alert status.

B. policy was changed.

C. resource was deleted.

D. alert was sent to an external integration.

Reference: https://docs.paloaltonetworks.com/prisma/prisma-cloud/prisma-cloud-admin/manage-prisma-cloud-alerts/prisma-cloud-alert-resolution-reasons.html