Question: In which state does the Mexican American brand of Yum! located?

Context paragraphs:
Nativo Lopez: Nativo Lopez-Vigil is a Mexican American political leader and immigrant rights activist in Southern California.  Lopez is the former national president of the Mexican American Political Association and the national director of the "Hermandad Mexicana Latinoamericana" (formerly the "Hermandad Mexicana Nacional"), a community service and advocacy organization for Mexican and Latin American immigrants throughout the United States.

Don Cheto: Don Cheto (La Sauceda, as ""El Hombre del Vozarrón"" ("the loud-voiced man"), is a fictional Mexican American radio and television personality widely known throughout Mexican American Pop culture.  Contrary to popular belief Don Cheto is actually portrayed by Juan Razo who is very young compared to the 65-year-old character of Don Cheto.

Mexican American bibliography: This is a Mexican American bibliography.  This list consists of books, and journal articles, about Mexican Americans, Chicanos, and their history and culture.  The list includes works of literature whose subject matter is significantly about Mexican Americans and the Chicano/a experience.  This list does not include works by Mexican American writers which do not address the topic, such as science texts by Mexican American writers.

The Blendells: The Blendells were a 1960s Mexican American brown-eyed soul group from East Los Angeles, California.  They garnered success in 1964 with their Latin-tinged cover of Little Stevie Wonder's "La La La La La", written by Clarence Paul.  During the brief time they were together, they performed at venues such as the famous Shrine Auditorium.  Their tours included performances in California, Arizona, New Mexico, Nevada, Idaho, Oregon and the state of Washington.  They shared the stage with the Dave Clark 5, Roy Orbison, Dick Dale, The Ventures, The Shirelles, The Drifters, The Coasters, and Chuck Berry.  Though little known today, The Blendells retain a cult following in West Coast Mexican American communities.

Rafael C. Castillo: Rafael C. Castillo was the first editor of "ViAztlan: an international journal of Arts and Letters" established in San Antonio, Texas in 1979.  The journal was funded through the City of San Antonio and the culture-based arts organization, Centro Cultural de Aztlan.  A veteran free-lance writer, Castillo authored articles germane to the Mexican American community and established philosophy-based issues and supported international causes that promoted Mexican American arts and letters.  He later served as contributing editor of "The Saguaro,"a literary journal published at the University of Arizona, Tucson.  In 1985, Castillo visited Paris, France, and met briefly with David Appelfield, editor of FRANK, an international literary journal, and became its San Antonio correspondent.  In 2001, Castillo was asked to serve on the editorial board of "Puentes", an international bilingual journal based at Texas A&M University–Corpus Christi.

Yum! Brands: Yum!  Brands, Inc., or Yum!  and formerly Tricon Global Restaurants, Inc., is an American fast food company.  A Fortune 500 corporation, Yum!  operates the brands Taco Bell, KFC, Pizza Hut, and WingStreet worldwide, except in China, where the brands are operated by a separate company, Yum China.  Prior to 2011, Yum!  owned Long John Silver's and A&W Restaurants.

Dionicio Morales: Dionicio Morales (1918, Yuma, Arizona - September 24, 2008, Beverly Hospital, Montebello, California) was a Latino civil rights leader and social entrepreneur.  Morales was the founder of the Mexican American Opportunity Foundation (MAOF), the largest Hispanic nonprofit in the nation.  He spent his life fighting segregation and prejudice in the United States.  His abilities to work with corporate and political leaders opened the doors and jobs for thousands of Latinos in the U.S. His personal relationship with President Lyndon Johnson allowed MOAF to win significant civil rights victories for Latinos.  His civil rights activism earned him recognition as “an urban Cesar Chavez” and social entrepreneur.  He worked tirelessly inspiring several new generation of Mexican American business and political leaders as he pursued his vision of a U.S.A. where all Latinos have equal opportunities in education and the workplace.

Chicano Movement: The Chicano Movement of the 1960s, also called the Chicano Civil Rights Movement or El Movimiento, was a civil rights movement extending the Mexican American Civil Rights Movement of the 1960s with the stated goal of achieving Mexican American empowerment.

Eliseo Medina: Eliseo Vasquez Medina (born January 24, 1946) is a Mexican American labor union activist and leader, and advocate for immigration reform in the United States.  From 1973 to 1978, he was a board member of the United Farm Workers.  He is currently secretary-treasurer of the Service Employees International Union.  He was previously an international executive vice president, the first Mexican American to serve on the union's executive board.  Medina announced his resignation as an SEIU executive vice president effective October 1, 2013.

Taco Bell: Taco Bell is an American chain of fast-food restaurants based in Irvine, California.  A subsidiary of Yum!  Brands, Inc., they serve a variety of Tex-Mex foods, including tacos, burritos, quesadillas, nachos, other specialty items, and a variety of "value menu" items.  Taco Bell serves more than 2 billion customers each year at 7,000 restaurants, more than 80 percent of which are owned and operated by independent franchisees and licensees.

Supporting paragraphs: Yum! Brands Taco Bell
Answer: California