Correct

查究

/ chájiū / 
Strokes

Definition

to follow up a study/to investigate

Example

As a Verb

investigate and ascertain; look into and find out

1
Duì
对
qúnzhòng
群众
jǔbào
举报
de
的
fǔbài
腐败
fènzǐ
分子
yào
要
rènzhēn
认真
chájiū
查究
  
。

The corrupt elements reported by the masses must be thoroughly investigated and prosecuted.

2
Chájiū
查究
zérèn
责任

find out who should be held responsible