Which two actions should you perform?

Your network environment includes a Microsoft Visual Studio Team Foundation Server 2012 (TFS) server.
Version control is configured with one project collection and two team projects. Some users use 2010 and 2012
clients, such as Visual Studio and Team Explorer Everywhere. You need to ensure that users will be prompted
by, and can satisfy, the comments check-in policy when using both 2010 and 2012 clients.
Which two actions should you perform? (Each correctanswer presents part of the solution. Choose two.)

A.
Add the Changeset Comments policy in the team project collection’s source control settings.

B.
Add the Changeset Comments policy in the source control settings for each team project.

C.
Install the TFS 2010 Power Tools on all clients.

D.
Install the TFS 2012 Power Tools on all clients and configure the policy by using Team Explorer.

E.
Install the TFS 2010 and 2012 Power Tools on the TFS application tier and configure the policy by using
Team Foundation Administrator.