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". 

Input: Consider Input: [header] How to recognize chickenpox [title] Watch for symptoms on the skin. [step] Approximately one or two days after developing a runny nose and sneezing, you may see red spots on your skin. These dots often start on the chest, face, and back, are often itchy, and can quickly spread to the rest of the body. <sep> (A) [substeps] When this occurs, it may also be due to a new virus. If you experience any major allergic reactions to chickenpox, such as hives or rashes, contact the doctor. (B) If you suspect that you may have chickenpox, you can easily detect these signs and get medical care. [substeps] These red itchy spots may be small, crisp, or feel tight when you press them onto your skin. (C) [substeps] If you are experiencing a runny nose, you may also develop a flu or fever the following day after taking chickenpox. Syphilis, the " natural flu, " often shows up early in the infection, and even greater in children. (D) [substeps] These red spots will turn into red bumps and then small blisters (vesicles). These spots contain the virus and are highly contagious.

Output: D


Input: Consider Input: They show the kind of fish they have found as they lay it out on the frozen ground. One of the men cleans the fish scales. then they <sep> (A) feed the fish he just caught. (B) cut the fish into small pieces and clean them up outside their garage. (C) cut up some malachite, which they trims up and likes. (D) use a polka dot brush to clean the scales.

Output: B


Input: Consider Input: A man is walking up a ladder to a roof. He is standing in front of a house talking. men <sep> (A) are driving very slowly inside a house. (B) are putting new shingles onto a roof. (C) gadget is taking red tape off to his mouth to apply the tape. (D) are going down the ladder.


Output: B


