What is the difference between 'quarterly test' and 'annual test' in routine inspection schedules?

What is the difference between 'quarterly test' and 'annual test' in routine inspection schedules?

• A. Quarterly tests are performed once a year, and annual tests are performed quarterly.
• B. Quarterly tests cover certain devices and features on a cycle, while annual tests involve full system verification and performance checks.
• C. Quarterly tests include the entire system and annual tests repeat the same scope.
• D. Quarterly tests are used to test only manual fire alarms.

Answer: (B)