Which of the following diagrams shows thecorrect architecture for solving this problem?

Your network environment includes a Microsoft Visual Studio Team Foundation Server (TFS) 2012 server.
Your TFS environment currently consists of a singleteam project collection (TPC) named DevTPC, one build
controller named BC-1, and one build agent named BA-1. You need to create a separate TFS test environment
by cloning your existing environment. You need to achieve this goal by utilizing as few new TFS services as
possible. Which of the following diagrams shows thecorrect architecture for solving this problem?

A.
Option A

B.
Option B

C.
Option C

D.
Option D