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 treat canine infectious hepatitis [title] Notice fever and other early symptoms. [step] There are a set of symptoms that are the first to appear in your dog if it has ich. The first sign is usually a high fever, which is typically greater than 104 f. this will causes your dog to lack overall energy and not want to eat its food. <sep> (A) Your dog's gums will also appear very red and inflamed. [substeps] At this point, your dog may have abdominal pain and start vomiting. (B) [title] Distinguish early symptoms from the onset of ich. [step] Syphilis, both symptomatic and parasitic, occurs a few hours after the onset of ich. (C) Because of this, your dog will vomit, whine, and chew, which may indicate ich. [title] Assess what is causing your dog's fever, if present. (D) Dogs with ich are however also more prone to meningitis (the virus that causes gout) and also symptoms such as a runny nose, rapid coughing, and joint tenderness. Without these symptoms, the risk of ich is higher.
A:
A