Neither legal, nor logical... A young Law student, having failed his Law exam, goes up to his crusty old professor, who is renowned for his razor-sharp legal mind. Student: ""Sir, do you really understand everything about this subject?"" Professor: ""Actually, I probably do. Otherwise I wouldn't be a professor, would I?"" Student: ""OK. So I'd like to ask you a question. If you can give me the correct answer, I will accept my marks as it . If you can't give me the correct answer, however, you'll…