Information:  - Edwin Farnham `` Win '' Butler III ( born April 14 , 1980 ) is an American lead vocalist and songwriter of the Montreal - based indie rock band Arcade Fire . His wife Régine Chassagne and younger brother Will Butler are both members of the band .  - Régine Chassagne (born 19 August 1976) is a Canadian multi-instrumentalist musician, singer and songwriter, and is a founding member of the band Arcade Fire. She is married to co-founder Win Butler.  - Michael James Owen Pallett (born September 7, 1979) is a Canadian composer, violinist, keyboardist, and vocalist, who performs solo as Owen Pallett or, before 2010, under the name Final Fantasy. As Final Fantasy, he won the 2006 Polaris Music Prize for the album "He Poos Clouds".  - Arcade Fire is a Canadian indie rock band based in Montreal, Quebec,consisting of husband and wife Win Butler and Régine Chassagne, along with Win's younger brother William Butler, Richard Reed Parry, Tim Kingsbury and Jeremy Gara. The band's current touring line-up also includes former core member Sarah Neufeld, frequent collaborator Owen Pallett, two additional percussionists, Diol Edmond and Tiwill Duprate, and saxophonists Matt Bauder and Stuart Bogie.    After reading the paragraphs above, we are interested in knowing the entity with which 'win butler' exhibits the relationship of 'brother'. Find the answer from the choices below.  Choices: - james  - william butler  - win butler
A:
william butler