Take the following as truth: After various questions on other matters, Mr. Philips asked: "In the month of June last, do you remember a parcel arriving for Mr. Lawrence Cavendish from Parkson's?" Dorcas shook her head. 
Then the following statement: "Dorcas didn't remember a parcel arriving for Mr. Cavendish." is true, false, or inconclusive?
Answer: True