Correct

作保

/ zuòbǎo / 
Strokes

Definition

to act as surety for sb/to be sb's guarantor/to stand bail for sb

Example

As a Verb

be sb's guarantor; go bail for sb

1
Xiàng
向
yínháng
银行
jiè
借
qián
钱
de
得
yǒurén
有人
zuòbǎo
作保
  
。

If you want a loan from the bank, you will need some surety.

2
Wéi
为
mǒurén
某人
xiàng
向
yínháng
银行
dàikuǎn
贷款
zuòbǎo
作保

be sb's guarantee for a loan from the bank

3
Wéi
为
mǒurén
某人
de
的
pǐnxíng
品行
zuòbǎo
作保

guarantee sb's good behaviour