You will be given a definition of a task first, then some input of the task.
In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".

[header] How to reset your home network [title] Turn off any devices connected to the internet. [step] This includes phones, tablets, computers, entertainment systems, and printers. [title] Unplug your modem and router from the internet and power sources. <sep> (A) [step] Your modem should be connected to a cable that in turn connects to your home's cable outlet; you'll need to disconnect both this cable and the standard power cable. [substeps] In some cases, the cable outlet will instead be an ethernet outlet, which is a square port. (B) [step] Ensure the modem is put away and unplugged from the power supply. This will minimize any confusion on your network after it's reset. (C) [step] Turn off all computers, including wifi, answering machine, and firewall. [title] Unplug your wifi provider. (D) [step] This can be accomplished by going to your home network control panel and selecting " internet " from the drop-down menu on the right side of the control panel. [substeps] You can also power on the modem and router itself, if it's not running all the time.
Output:
A