Please answer a question about the following article about Association football:

The laws of the game are determined by the International Football Association Board (IFAB). The Board was formed in 1886 after a meeting in Manchester of The Football Association, the Scottish Football Association, the Football Association of Wales, and the Irish Football Association. FIFA, the international football body, was formed in Paris in 1904 and declared that they would adhere to Laws of the Game of the Football Association. The growing popularity of the international game led to the admittance of FIFA representatives to the International Football Association Board in 1913. The board consists of four representatives from FIFA and one representative from each of the four British associations.

How many different British associations where part of the IFAB?
four