Detailed Instructions: 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".
Q: [header] How to use exfoliating shampoo [title] Squeeze a quarter-sized dollop of shampoo to your palm. [step] A little bit of exfoliating shampoo goes a long way. After wetting your hair in the shower as you normally would, squeeze about a quarter-sized drop of shampoo into your palm. <sep> (A) [substeps] As with cleansing your hair, squeeze out more and more shampoo as you continue to apply the exfoliating treatment to your damp hair. That way, you don't get the extra debris that you may have put into your pores getting rubbed off. (B) [substeps] This can work as well as a smoothing conditioner. Make sure that you use a water-based conditioner. (C) [substeps] Consult the instructions on your specific shampoo, however. Most shampoos do not need more than a quarter-sized drop, but some brands may suggest using more or less. (D) Swirl your hand through the mixture and work it through your hair, using circular motions. [substeps] If your hair tends to get dry and coarse during the first few weeks of treatment, you may need to repeat this process for the rest of your hair.
A:
C