Correct

管不着

/ guǎn bù zhāo / 
Strokes

Definition

to have no right or ability to interfere in sth/it's none of your business!

Example

As a Verb

have no right to interfere/intervene; be none of sb's business/concern

1
Zhè
这
shì
事
nǐ
你
guǎn
管
bù
不
zhāo
着
  
。

It's none of your business/concern.