Domain 5 — Protection of Information AssetsHardQ1 / 50In a PKI, the trust anchor is:AA self-signed root certificate authority (CA) certificate explicitly trusted by relying parties; subordinate CAs and end-entity certificates derive trust from chains back to itBAny subordinate certificate authority that issues certificates to end usersCAn end-user certificate signed by a recognized CA, used to verify the user's identityDThe cryptographic algorithm used by the CA to sign certificates