Arcitura Education Exam S90.18 Topic 5 Question 4 Discussion

The owner of a service inventory reports that the public key related to a certain private key has been lost. There is a concern that this was the result of a security breach. A security specialist recommends contacting the certificate authority in order to add the corresponding certificate to the certificate authority's Certificate Revocation List (CRL). However, the certificate authority responds by indicating that this is not necessary. Which of the following answers explains this response?