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 get tested for food allergies [title] Find a credentialed doctor. [step] It can be tempting to imagine that you have isolated the cause of your allergy on your own and don't need professional assistance. What appears like an allergy can actually be part of a larger disorder. <sep> (A) However, it can also be something related to a genetic predisposition. This might be a medical problem that you have had that's preventing you from getting tested regularly. (B) You could appear to be finding out all the reasons why you are sensitive to certain foods and/or dietary changes based on these new characteristics. [substeps] Even though you may think you have a large disorder, you should realize that not all flare ups occur on a regular basis. (C) Flawed self-diagnoses can cause these issues to go untreated and result in unnecessarily limiting your access to appropriate sources of nutrition. [substeps] It is also important that the doctor you seek has proper medical training. (D) This is what's associated with certain tests, medications, even things that you commonly drink or eat. A medical professional can diagnose your prediagnosed allergy and provide you with advice for dealing with your symptoms.
A:
C