David Was Explaining to His Psychology Professor That He Was

Multiple Choice

David was explaining to his psychology professor that he was unable to complete the midterm yesterday because his friend was in a car accident and damaged his medulla.David was quick to add,however,that his friend will be fine,and that he will be able to complete the midterm the next class.How does the psychology professor know that David is lying?

A) A person with a damaged medulla would be paralyzed.
B) A person with a damaged medulla would be mentally retarded to the point of institutionalization.
C) A person with a damaged medulla would have schizophrenia.
D) A person with a damaged medulla wouldn't have a heart beat.