HSK C7-9
Correct

臣

/ chén / 
Strokes

Definition

state official or subject in dynastic China/I, your servant (used in addressing the sovereign)/Kangxi radical 131

Example

As a Noun
official under a feudal ruler; minister; subject
1
Jūnchén
君臣

monarch and his subjects

As a Noun
your servant ［a form of self-address used by officials when speaking to the king/emperor］
As a Noun
I; yours faithfully