HSK C5/W3
Correct

聪

/ cōng / 
Strokes

Definition

quick at hearing/wise/clever/sharp-witted/intelligent/acute

Example

As a Noun
faculty of hearing
1
Liǎng
两
ěr
耳
shīcōng
失聪

become deaf in both ears

As an Adjective
acute of hearing; having a keen/sharp sense of hearing
As an Adjective
bright; smart; clever; intelligent