The Westminster parliamentary system was developed by which country ?

The Westminster parliamentary system was developed by which country ?A. USA
B. UK
C. USSR
D. None of these

The Westminster system or Westminster model is a type of parliamentary system of government that incorporates a series of procedures for operating a legislature that was first developed in England, key aspects of which include an executive branch made up of members of the legislature, and that is responsible to the legislature; the presence of parliamentary opposition parties; and a ceremonial head of state who is different from the head of government.