How can automated Test Sets be executed?

How can automated Test Sets be executed?
A . From both Orchestrator and Test Manager
B . Only from Orchestrator
C . From boll Studio and Test Manager
D . Only from Test Manager

Answer: A

Explanation:

Automated Test Sets can be executed from both Orchestrator and Test Manager, depending on the source and type of the test cases. Test Sets that have been linked from Orchestrator can be executed automatically or manually, if they have manual steps defined. Test Sets that have been created in Test Manager can also be executed automatically or manually, if they have test cases linked from Studio or manual steps12.

Reference: Test Suite – Test Sets

Test Suite – Executing Tests