The way the problem sounds reasonable.A. referred; to solve B. referred to; solvingC. re

问题补充：

The way the problem sounds reasonable.

A. referred; to solve

B. referred to; solving

C. referred to; to solve

D. referring to; to solve

答案：

A. referred; to solve

B. referred to; solving

(答案→)C. referred to; to solve

D. referring to; to solve

解析：第一空是过去分词做定语修饰the way，因为方法是被提到的，第二空填不定式做定语就是the way，句意是：被提到的解决问题的办法听起来很合理。选C。