Can we draw the following hypothesis from the context (see options)? 

Context:

How to recognize thrush symptoms (oropharyngeal candidiasis )<br>Look for white lesions in the mouth. These lesions (a catch-all term for damaged or abnormal tissue) are plaque-like because they are raised and can be in various sizes or come together to cover larger areas. The lesions are typically white and look like cottage cheese, though they might also be red and raw-looking.

Hypothesis: Thrush is a common disease.
Available choices:
 *Yes;
 *It's impossible to say;
 *No;