A Few Months After He Moved In, Brendan's Roof Began

A few months after he moved in, Brendan's roof began leaking, but his landlord refused to repair the roof. Brendan then hired an attorney to help impose the contract between himself and his landlord. The lawyer fees that Brendan paid are an example of which type of transaction cost?

A) search and information costs
B) bargaining costs
C) policing and enforcement costs
D) transfer costs