Q: 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 use the zero 88 juggler lighting desk [title] Look at the top row labelled preset a. [step] These are 12 faders that correspond to 12 dimmer channels that you should have set up. So sliding up fader 1 will fade lantern 1 into life. [substeps] You can fade several lanterns at once. <sep> (A) Click more switches on the right hand side. [title] Find any one with the type' darkness' it will show. (B) [title] Select the one with contrast you like. [step] This should be the default lamp and before moving on to straight transit, pick the one with a mild black or greenish tint on it that shows up less prominently. (C) [title] Use the preset a master to fade your set-up on preset a. [title] Look at the two preset masters. (D) [title] Choose lamps with the rounded tops (4.4 in) that matches lantern 1. [step] This will also help you keep your fortune ticking around.
A:
C