The newer went to the library the other day and scarched for he could find about Mark Twain.
Awherever
Bhowever
C. whatever
D. whichever
网友回答
A. wherever
B. however
(答案→)C. whatever
D. whichever
解析：介词for后面加的是宾语从句，且从句中find缺少宾语，所以用whatever，选C项
【考点】连词用法。