Take the following as truth: But after the cheese and biscuits had been handed round, and Dorcas had left the room, Poirot suddenly leant forward to Mrs. Cavendish. 
Then the following statement: "Poirot intentionally waited until after the biscuits and cheese had been served before leaning nearer to Mrs.Cavendish. " is true, false, or inconclusive?
Answer: Inconclusive