Correct

灵便

/ língbiàn / 
Strokes

Definition

quick/agile/nimble/easy to handle/handy

Example

As an Adjective

(of the limbs) agile; nimble; deft; quick; (of the five senses) sharp; keen

1
Lǎotóu
老头
de
的
ěrduo
耳朵
bù
不
língbiàn
灵便
le
了
  
。

The old man is hard of hearing.

2
Shǒujiǎo
手脚
língbiàn
灵便

have nimble limbs; be deft with one's hands and feet

As an Adjective

handy; easy to handle; convenient

3
Zhè
这
bǎ
把
diànzuàn
电钻
shǐ
使
zhāo
着
zhēn
真
língbiàn
灵便
  
。

The electric drill is really handy.