Question: Ron Arthun is a member of what 150 member group?
Context: The Montana State Legislature is the state legislature of the U.S. state of Montana.  It is composed of the 100-member Montana House of Representatives and the 50-member Montana Senate. The Governing Council of the Cat Fancy (GCCF) is a cat registry, established in 1910 and the largest organisation that registers pedigree cats in the United Kingdom.  It was formed from a small number of cat clubs which were registering cats at the time when the modern cat fancy was in its first stages.  It is considered to be the original prototype for cat fancy registries.  It is an independent body with around 150 member clubs, including specialist breed clubs and area clubs covering particular regions.  The GCCF became an incorporated company on 5 November 2010.  It licenses cat shows put on by its affiliated clubs with about 135 shows per year.  Pedigree cats shown at these shows can gain the titles Champion, Grand Champion, Imperial Grand Champion and Olympian.  The latter having three levels, Bronze, Silver and Gold.  The word Champion is replaced by Premier for neutered cats.  The showing of non-pedigree cats (often referred to as Domestic shorthair and Domestic longhair) and Pedigree Pets is also popular at GCCF shows. The St. Louis Modern Chinese School (SLMCS, ) is an American school teaching Chinese and Chinese culture.  SLMCS is an active member of Chinese School Association in the United States (CSAUS) with some 150 member schools and more than 20,000 enrolled students.  The school is located at 6710 Clayton Road in Richmond Heights, Missouri, a suburb of St. Louis. The Chinese National Federation of Industries (CNFI; ), established in 1942 (known as the "Chinese National Association of Industries" before 1948), is a nonprofit organization composed of about 150 member associations in the manufacturing in the Republic of China.  Each member association represents their respective field of manufacturing industry.  More than 100,000 industrial companies in Taiwan are represented by their associations.  The CNFI serves as a forum for views and opinions of the country’s industrial sector that has been aiming at upgrading and promoting the economic development of Taiwan. The American Moving Labor Professionals Association (AMLPA) is the non-profit trade association representing moving labor companies moving industry based in the United States and Canada.  With approximately 150 member companies they consist of fully licensed moving companies, moving labor services, and vendors to the moving industry suppliers. The Independent Film & Television Alliance (IFTA) is the trade association that represents companies that finance, produce and license independent film and television programming worldwide.  The association is headquartered in Los Angeles, but has a global membership and wide scope of services and advocacy.  Its roster of 150 member companies in 23 countries include independent production and distribution companies, sales agents, television companies, studio-affiliated companies and financial institutions. IFTA members create more than 500 independent films and countless hours of TV programming each year generating a revenue of $4 billion annually. The World Evangelical Alliance (WEA) is a global organization of evangelical Christian churches, serving more than 600 million evangelicals, founded in 1846 in London, England to unite evangelicals worldwide.  WEA is the largest international organization of evangelical churches, and is now headquartered in New York City, United States.  It brings together 7 regional and 129 evangelical alliances of churches, and over 150 member organizations.  Some of the national alliances include Protestant churches which are not traditional Evangelical churches in the strict sense (anabaptism), (Networks & Church Denominations).  Moreover, the WEA includes a certain percentage of individual evangelical Christian churches.  It is open for membership of individual evangelical Christians (as compared to the World Council of Churches (WCC), where individual membership is not possible).  The Evangelical Alliance of Great Britain, its founding member, is part of WEA. Ron Arthun is a Republican member of the Montana Legislature.  He was elected for Senate District 31, representing the Wilsall, Montana area, in 2010.  Arthun graduated from Montana State University with an agriculture degree.  Besides maintaining a ranch, Arthun performs with the Ringling 5 travelling group. The Golf Association of Philadelphia is the oldest regional Golf Association in the United States.  Better known as the GAP, the Golf Association of Philadelphia was founded in 1897 by members of Aronimink Golf Club, Merion Cricket Club, Philadelphia Country Club and Philadelphia Cricket Club.  Its 150 member clubs are spread across Pennsylvania, New Jersey, and Delaware.  The purpose of the association is simple: to preserve, protect and promote the game of golf. The Museum Association of Newfoundland and Labrador (MANL) is a non-profit, charitable organization representing institutions and individuals interested in the preservation and promotion of Newfoundland and Labrador's material and cultural heritage.  MANL was incorporated in 1980 under the leadership of a volunteer Board of Directors, representative of the museum and heritage community in the province.  Since 1980 MANL has grown to include over 150 member museums and heritage societies and 115 individual members.  Associate membership is offered to members of the public who support the work of the organization.
Answer: Montana Legislature