Given the task definition and input, reply with output. 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 wire audio cables [title] Keep cable lengths short. [step] Use only enough cable to connect the 2 devices. Avoid leaving excess cable rolled up and in danger of picking up outside noise. <sep> (A) Compare wires from both devices closely to determine which length is easiest. [substeps] Use low output cables, which will allow your tuners to connect to one device, and low output cables. (B) Securing cable lengths to the front and sides of identical devices in the same circumstance is useful if both devices are outfitted with their own cables. [title] Overturn the connection board on both devices. (C) This also will help to reduce the impedance that the cabling presents between the sending and receiving devices. A good rule of thumb is to keep cable lengths 4 or 5 meters (13. (D) [title] Connect the larger device to the smaller one. [step] Attach the long cable to 1 port in the large device.
C