He _____without saying good-bye to them ,for he always has good mannersA mustn`t have left B may not have left C shouldn`t have left D can`t have left

He _____without saying good-bye to them ,for he always has good mannersA mustn`t have left B may not have left C shouldn`t have left D can`t have left
He _____without saying good-bye to them ,for he always has good manners
A mustn`t have left B may not have left
C shouldn`t have left D can`t have left

He _____without saying good-bye to them ,for he always has good mannersA mustn`t have left B may not have left C shouldn`t have left D can`t have left
c