Correct

情由

/ qíng yóu / 
Strokes

Definition

reason

Example

As a Noun

hows and whys; ins and outs

1
Nǐ
你
děi
得
bǎ
把
shìqing
事情
de
的
zhěnggè
整个
qíng
情
yóu
由
gàosù
告诉
wǒmen
我们
  
。

You have to tell us the whole story of the event.

2
Jiěshì
解释
qíng
情
yóu
由

explain the hows and whys of sth

3
Bùwèn
不问
qíngyóu
情由

without asking about the circumstances/causes