求解答 You could not persuade him to accept it,------make him s

求解答 You could not persuade him to accept it,______make him see the importance of it.You could not persuade him to accept it,______make him see the importance of it.A:no more than you could B:if only you could notC:nor could you D:or you could not为什么选C,不选A,填完整之后,整句的意思是什么?