the answer is A,tell me why and translate it

题目

the answer is A,tell me why and translate it
what the movie "the year 2012"has displayed is ___but practical since____depends on "if".
A anything ; everything B nothing ; everything C everything; anything D none;everything

答案

anything but：根本不,绝非【语气强烈】
everthing：这个你应该知道,一切都只是“如果”而已
电影2012所展现的绝不是事实,因为它的根据仅仅只是建立在“如果”的基础上而已