_______ 10 trillion individual machine -readable numbers can be

_______ 10 trillion individual machine -readable numbers can be used with this system.
A、As much as
B、As many as
C、As little as
D、As few as
【正确答案】：B
【题目解析】：as much/many as 多达；much修饰不可数名词；many修饰可数名词
句意：这个系统可以使用多达10万亿个单独的机器可读数字。