As an experienced technician, you are required to configure and verify SRM with SSO redundancy. In such a situation, you have to issue several commands in proper orders. Which of the following is correct?（）

• A、show redundancy states, redundancy, mode sso
• B、show redundancy states, mode sso, redundancy
• C、redundancy, mode sso, show redundancy states
• D、mode sso, redundancy, show redundancy states