The number of the young people in the United States who can't read is incredible about one in four.
有人说这里面incredible用的不对,应该做如下的修改。
The number of the young people in the United States who can't read is incredibly about one in four.
The number of the young people in the United States who can't read is an incredible about one in four.
请问哪个句子是对的?