Question: Jonathan Martinez Florencio, is a multiple-award winning composer, audio engineer and record producer, he attended which public high school located on a 21 acre campus in Bellmore, New York, United States?
Context: Rondout Valley High School (RVHS) is a public high school located in Accord, New York, United States.  Operated by the Rondout Valley School District, the school serves 9th through 12th graders from Marbletown, Rosendale, and Kerhonkson.  The high school, which shares its campus with Rondout Valley Middle School, was constructed in 1959.  Prior to its opening, high school students in the area attended Kerhonkson High School (now Kerhonkson Elementary School). Wellington C. Mepham High School is a public high school located on a 21 acre campus in Bellmore, New York, United States.  It is the oldest of three high schools in the Bellmore-Merrick Central High School District.  The school is known locally as "Mepham" (pronounced MEP-um), and was named in honor of the first school superintendent in the district. Lyons Township High School (often referred to as LTHS or simply LT) is a public high school located in Western Springs, Illinois (South Campus), and also in La Grange, Illinois (North Campus).  Lyons Township is a co-educational high school and serves grades 9–12 for Lyons Township High School District 204.  Students from the communities of LaGrange, Western Springs, Burr Ridge, La Grange Park, Countryside, Indian Head Park, Hodgkins, and parts of Brookfield, Willow Springs, and McCook attend Lyons Township.  Lyons Township High School is the 8th-largest public high school in Illinois and the 46th-largest public high school in the United States.  Freshmen and sophomores attend class at South campus, located at 4900 S. Willow Springs Rd. in Western Springs.  Juniors and seniors attend class at North campus, located at 100 S. Brainard Ave. in LaGrange, which also houses the district offices.  Sports facilities at Lyons Township include swimming pools, field houses, theatres, a turf football field (south campus), soccer fields, baseball fields, a gym, outdoor tracks, basketball courts, and volleyball courts.  The two campuses are about a mile apart.  Activity buses run after school between the campuses. Granada High School is a high school located at 400 Wall Street in Livermore, California, United States.  It opened its doors to students in January 1963.  Situated on a 40-acre campus, it is the larger of two comprehensive high schools in the Livermore Valley Joint Unified School District (LVJUSD).  Granada was established as the town's second public high school in response to significant population growth in the 1960s.  Livermore High School was the first high school in Livermore, and rivals Granada.  The name is a Spanish word meaning "pomegranate".  The school's official newspaper is called "The Pomegranate", which is published monthly.  The school mascot is a matador. Ridge Community High School or RCHS is a public high school located on the Davenport, Florida and Haines City, Florida Line.  RCHS was established in 2005 in Polk County.  It currently serves 2,600 students and has 106 teachers on campus.  Ridge Community High School is one of many schools with a separate 9th Grade campus with its own front office.  The main campus holds students in 10th, 11th, and 12th grade with some exceptions.  Ridge Community High School sits on 76 acre of land.  Ridge Community High School is zoned for Davenport and Haines City.  Ridge Community High School's rivals include Haines City High School, Lake Wales High School and others in Polk County.  The principal of RCHS is currently Russell Donnelly who replaced Sherry Wells, the acting principal between the school's opening in 2005 and 2015 and has a few assistant principals.  Ridge Community High School is part of the Polk County School Board.  RCHS's mascot is the Bolt, and the school motto is Once a Bolt, always a Bolt. Stanwood High School is a public high school located in the city of Stanwood, Washington about 50 mi north of Seattle.  There are approximately 1,400 students between the 9th and 12th grades at Stanwood High School's 63 acre campus. Jonathan Martinez Florencio (Jon 'Flo' Florencio, born in Queens, New York on July 21, 1976) is a multiple-award winning composer, audio engineer and record producer.  He is of Filipino descent and was raised in Bellmore, New York and attended Mepham High School.  He has composed music for various commercials including Hummer, Nike, Scion, Calvin Klein, Mercedes, Rolex, Yves Saint Lauren, Pepsi and MTV.  He has also worked with acts such as Ours, Glassjaw, Jimmy Gnecco, The Movielife, Dearly Departed, The Washdown, Anterrabae, and Woods.  His production technique is notable for its width, innovative textures, and deconstructive approach to production. Atkins High School is a comprehensive public high school located in the rural, distant community of Atkins, Arkansas, United States.  The school provides secondary education for students in grades 9 through 12.  It is one of nine public high schools in Pope County, Arkansas and the sole high school administered by the Atkins School District on the district's 60 acre campus. William Mason High School, also known as Mason High School (WMHS or MHS), is a four-year public high school located in the Mason City Schools district in Mason, Ohio, a suburb of Cincinnati, Ohio.  Its enrollment makes it the largest high school in Ohio, serving more than 3,300 students in grades 9 through 12 in a 620,000 square-foot, three-story facility on a 73-acre campus. Baruch College Campus High School (BCCHS) is a public high school located in Kips Bay in the borough of Manhattan in New York City.  Baruch College Campus High School received the highest number of applications among all of the New York City public high schools in 2011.  BCCHS is renowned for its high academic standards, advisory program and perfect graduation rate.  In 2012, BCCHS ranked 489 in the U.S. News & World Report list of best "gold-medal" U.S. high schools.
Answer: Wellington C. Mepham High School