original_query: What are the critical questions for argument from expert opinion?
query: What are the critical questions for argument from expert opinion?
answer: The critical questions for argument from expert opinion are: 
  1. How credible is E as an expert source?
  2. Is E an expert in the field that A is in?
  3. What did E assert that implies A?
  4. Is E personally reliable as a source?
  5. Is A consistent with what other experts assert?
  6. Is E's assertion based on evidence?