英语选择The indoor swimming pool seems to be a great deal more l

英语选择
The indoor swimming pool seems to be a great deal more luxurious than _____
A is necessary B being necessary C to be necessary这题选A,不过我觉得他应与前面的时态对应呀,选C才对.
Had Mr.Delay been more careful ,he _____much better results now.
A would be getting B would have got C had got.选A,这地方用虚拟语气,B错哪了?