1 . May physician has told me that stomach ulcres are "not caused by stress ,alcohol,or rich foods" but a bacterium that dwells in the mucous lining of the stomach.(Match the best alternative that correspond to the quotations word)

• A. Not caused by stress ,alchol, or rich foods, but
• B. Not caused by stress ,alchol, or rich foods or but
• C. Caused not by stress,alchol,or rich foods but by
• D. Caused not by stress,alcohol and rich foods but

Answer: Option C

Explanation: