Question: Joe Kristosik, is a former American football player, after graduating from which Roman Catholic, private, preparatory school located in Summerlin, Nevada, he entered the working world as a door-to-door salesman and a valet before enrolling at the University of Nevada?

Context paragraphs:
Joe Kristosik: Joe Kristosik (born c. 1974) is a former American football player.  After graduating from Bishop Gorman High School in Summerlin, Nevada, he entered the working world as a door-to-door salesman and a valet before enrolling at the University of Nevada, Las Vegas.  He was a walk-on to the UNLV Rebels football team and, after a redshirt season in 1994, he became the starting punter for the Rebels from 1995 to 1998.  As a senior, he led the NCAA with an average of 46.2 yards on 76 punts.  His average of 46.2 yards per punt was, at the time, the second-highest in NCAA history for a punter with at least 75 career attempts.  Kristosik was a consensus first-team selection for the 1998 College Football All-America Team.  He was inducted into the UNLV Athletic Hall of Fame in 2008.

Holy Spirit Preparatory School: Holy Spirit Preparatory School is an independent, Roman Catholic preparatory school located in Atlanta, Georgia.  It was established in 1996, originally as the Donnellan School.  It is located in the Roman Catholic Archdiocese of Atlanta.

St. John Vianney High School (Kirkwood, Missouri): St. John Vianney High School (a.k.a. Vianney High School, or simply Vianney) is a private, all male, Catholic college preparatory school located in Kirkwood, Missouri.  It is located in the Roman Catholic Archdiocese of Saint Louis.  The school was founded by the Society of Mary (Marianists), a religious order of priests and brothers who continue to run the school.  The Marianists also run a number of other St. Louis area high schools including Chaminade College Preparatory School and St. Mary's High School.

Bishop Gorman High School: Bishop Gorman High School (also commonly referred to as Gorman High School or BGHS) is a Roman Catholic, private, preparatory school located in Summerlin, Nevada.  The school is administered by the Diocese of Las Vegas, and has been serving Clark County and the Las Vegas Valley for over 50 years.  The school opened in 1954 and its mascot is a Gael, or mounted Irish Knight.

Notre Dame Preparatory School (Towson, Maryland): Notre Dame Preparatory School is a private, Roman Catholic, independent school in Towson, Maryland.  It is located in the Roman Catholic Archdiocese of Baltimore.  Notre Dame Preparatory School is one of Baltimore's oldest Catholic, college preparatory schools for girls.  Founded in 1873 by the School Sisters of Notre Dame, a teaching order from Germany, Notre Dame Prep is located in Towson, Maryland, north of Baltimore City.

Iona Preparatory School: Iona Preparatory School (commonly known as Iona Prep) is an independent, Roman Catholic, all-male, college preparatory school located in the north end of New Rochelle, New York, in suburban Westchester County.  Iona Prep consists of the Upper School for grades 9 through 12 and the Lower School (formerly Iona Grammar School) for grades kindergarten through eighth grade.  The primary and secondary schools are located on separate and nearby campuses less than a mile apart on Stratton Road.  Named for the Scottish island of Iona, the school was founded in 1916 by the Congregation of Christian Brothers.  Iona is a privately owned independent school without parochial affiliation and is located within the Archdiocese of New York.

Seton Hall Preparatory School: Seton Hall Preparatory School, generally called Seton Hall Prep or "The Prep", is a Roman Catholic all boys' high school located in the suburban community of West Orange in Essex County, New Jersey, operating under the supervision of the Archdiocese of Newark.  Founded in 1856 with an original enrollment of five boys, Seton Hall Prep was originally located on the campus of Seton Hall University where it became commonly known as "The Prep" as a way to distinguish it from "The University."  In 1985, The Prep moved to its present location which was, at the time, West Orange High School.  Seton Hall is the oldest Catholic college preparatory school in New Jersey.

St. Augustine Preparatory School: St. Augustine Preparatory School is a private all-male Roman Catholic four-year college preparatory school located in the Richland section of Buena Vista Township, in Atlantic County, New Jersey, United States.  Located on 118 acre of wooded property, it serves students in ninth through twelfth grade from across South Jersey under the auspices of the Roman Catholic Diocese of Camden.  The school has been accredited by the Middle States Association of Colleges and Schools Commission on Secondary Schools since 1983 and the New Jersey Association of Independent Schools.  St. Augustine was founded in 1959 by the Order of Saint Augustine as a minor seminary to help young men prepare for studies in the priesthood and religious life; the first class was a mixture of seminarians and day students.  The school is a member of the Augustinian Secondary Education Association.

St. Katharine Drexel Preparatory School: St. Katharine Drexel Preparatory School is a private, Roman Catholic high school in New Orleans, Louisiana.  It is located in the Roman Catholic Archdiocese of New Orleans.  The school replaced Xavier University Preparatory School, which closed the same year.

Neumann Preparatory School: Neumann Preparatory School (known familiarly as Neumann Prep) was a private, Catholic college-preparatory school located in Wayne, New Jersey, within the Roman Catholic Diocese of Paterson.  It was founded as Neumann Preparatory Seminary in 1965.  In 1970 Neumann was designated a Preparatory School and was all-male until the 1974-1975 academic year.

Supporting paragraphs: Joe Kristosik Bishop Gorman High School
Answer: Bishop Gorman High School