Which of the following solutions would meet the requirements?

An organization needs to implement more stringent controls over administrator/root credentials and service accounts.

Requirements for the project include:

✑ Check-in/checkout of credentials

✑ . The ability to use but not know the password

✑ Automated password changes

✑ Logging of access to credentials

Which of the following solutions would meet the requirements?
A . OAuth 2.0
B . Secure Enclave
C . A privileged access management system
D . An OpenID Connect authentication system