What are the initial steps to configure an ACS as a TACACS server?

What are the initial steps to configure an ACS as a TACACS server?

A.
1. Choose Network Devices and AAA Clients > Network Resources.
2. Click Create.

B.
1. Choose Network Resources > Network Devices and AAA Clients.
2. Click Create.

C.
1. Choose Network Resources > Network Devices and AAA Clients.
2. Click Manage.

D.
1. Choose Network Devices and AAA Clients > Network Resources.
2. Click Install.

Explanation: