P is the brother of Q, P % Q means P is the mother of Q, P $ Q means P is the daughter of Q, then in N % R $ P @ O * Z which of the following statements is definitely true ?
AZ is the brother of RCorrect AnswerIncorrect Answer
BO is the grandson of NCorrect AnswerIncorrect Answer
CZ is the child of NCorrect AnswerIncorrect Answer
DO is the only son of PCorrect AnswerIncorrect Answer