Means being forced to resign from office after two-third of both houses vote in favor of this action.

Impeachment is the correct answer!!

Impeachment is the process by which a legislative body formally levels charges against a high official of government. 

Censure is to express severe disapproval of (someone or something), especially in a formal statement.

explision is the act of expelling 

resignation is the formal act of giving up or quitting one's office or position. A resignation can occur when a person holding a position gained by election or appointment steps down, but leaving a position upon the expiration of a term is not considered resignation

now ,we have all the definition, let get to the exercice

means being forced to resign from office after two-third of both houses vote in favor of this action.

so the correct answer will be resignation

because resignation is the formal act of giving up or quitting one's office or position. A resignation can occur when a person holding a position gained by election or appointment steps down, but leaving a position upon the expiration of a term is not considered resignatio