Question: Who has the highest scope of profession in Troy Duffy or David Lean 
Sentence (from "Optometry"): Optometrists (also known as Doctors of Optometry in the US and Canada for those holding the O.D. degree or Ophthalmic Opticians in the UK) are medical professionals who provide primary eyecare through comprehensive eye examinations to detect and treat various visual abnormalities and eye diseases.
Relevant evidence: No