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".
Problem:[header] How to keep your lips moist [title] Drink more water. [step] One of the best ways to defend against dry, damaged lips is to make sure you're hydrated from the inside out. Aim to get at least 2 liters (about 8 glasses) a day. <sep> (A) Aim to drink 1 oz of water or 100% fruit juice in between periods of dry, cracked lips. [substeps] Water also helps fight reye's syndrome, which leads to chapped lips. (B) This is a good rule of thumb and it's best used right after you wake up. Dehydration is the most common cause of dry lips; the more water your body drinks, the drier your lips will get. (C) As an added bonus, loading up on water will also make your lips appear more full. [substeps] Carry a water bottle or thermos with you so you'll have something to sip on all day long. (D) This helps flush out toxins, works excess moisture out of your lips, and allows your lips to breathe. When you drink enough water each day, you start to feel less dry and fresh around your lips.
Solution:
C