Task: Question Answering
Input (English): Context: Rocklin is a city in Placer County, California located approximately from Sacramento, California, and about northeast of Roseville in the Sacramento metropolitan area. Besides Roseville, it shares borders with Granite Bay, Loomis and Lincoln. As of the 2010 census, Rocklin's population was 56,974., Air1 is a contemporary hit radio (CHR) Christian radio network in the United States, playing Contemporary Christian music. It is operated by the non-profit Educational Media Foundation and is syndicated on dozens of stations across 42 states in cities including San Bernardino, San Diego, Houston, Dallas-Fort Worth, Seattle-Tacoma, Portland, Phoenix, Oklahoma City, Tulsa, Ventura, Thousand Oaks, Kansas City, Virginia Beach-Norfolk, Burlington, Jacksonville and small portions of Los Angeles., Sacramento is the capital city of the U.S. state of California and the seat of Sacramento County. It is at the confluence of the Sacramento River and the American River in the northern portion of California's expansive Central Valley. Its estimated 2014 population of 485,199 made it the sixth-largest city in California, and the 35th largest city in the United States. Sacramento is the cultural and economic core of the Sacramento metropolitan area, which includes seven counties with a 2010 population of 2,414,783. Its metropolitan area is the fourth largest in California after the Greater Los Angeles area, the San Francisco Bay Area, and the San Diego metropolitan area, and is the 27th largest in the United States. In 2002, the Civil Rights Project at Harvard University conducted for "Time" magazine named Sacramento "America's Most Diverse City"., Radio waves are a type of electromagnetic radiation with wavelengths in the electromagnetic spectrum longer than infrared light. Radio waves have frequencies as high as 300 GHz to as low as 3 kHz, though some definitions describe waves above 1 or 3 GHz as microwaves, or include waves of any lower frequency. At 300 GHz, the corresponding wavelength is , and at 3 kHz is . Like all other electromagnetic waves, they travel at the speed of light. Naturally occurring radio waves are generated by lightning, or by astronomical objects. , WLRJ is a Contemporary Christian formatted broadcast radio station licensed to Charles City , Virginia , serving the Richmond / Petersburg area . WLRJ is owned and operated by Educational Media Foundation ., Virginia (, officially the Commonwealth of Virginia) is a state located in the Mid-Atlantic region of the United States, as well as in the historic Southeast. Virginia is nicknamed the "Old Dominion" due to its status as the first colonial possession established in mainland British America, and "Mother of Presidents" because eight U.S. presidents were born there, more than any other state. The geography and climate of the Commonwealth are shaped by the Blue Ridge Mountains and the Chesapeake Bay, which provide habitat for much of its flora and fauna. The capital of the Commonwealth is Richmond; Virginia Beach is the most populous city, and Fairfax County is the most populous political subdivision. The Commonwealth's estimated population is over 8.3 million, which is slightly less than New York City., A radio station is a set of equipment necessary to carry on communication via radio waves. Generally, it is a receiver or transmitter, an antenna, and some smaller additional equipment necessary to operate them. Radio stations play a vital role in communication technology as they are heavily relied on to transfer data and information across the world., The James River is a river in the U.S. state of Virginia. It is long, extending to if one includes the Jackson River, the longer of its two source tributaries. The James River drains a catchment comprising . The watershed includes about 4% open water and an area with a population of 2.5 million people (2000). It is the 12th longest river in the United States that remains entirely within a single state., K-Love (stylized K-LOVE) is a contemporary Christian music radio programming service in the United States operated by the Educational Media Foundation (EMF). As of March 2013, the network's programming is simulcast on over 440 FM stations and translators in 47 states. K-Love has about 12 million listeners each week in cities including Chicago, Denver, Des Moines, Nashville, New York City, Philadelphia, Phoenix, Sacramento, San Antonio, San Diego, and Seattle. It is also the sixth-most online-streamed station in the world., A census-designated place (CDP) is a concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counterparts of incorporated places, such as cities, towns, and villages for the purposes of gathering and correlating statistical data. CDPs are populated areas that generally include one officially designated but currently unincorporated small community, for which the CDP is named, plus surrounding inhabited countryside of varying dimensions and, occasionally, other, smaller unincorporated communities as well. CDPs include small rural communities, colonias located along the U.S. border with Mexico, and unincorporated resort and retirement communities and their environs., Education Media Foundation (formerly EMF Broadcasting, or just simply EMF) is a not-for-profit organization that operates radio networks specializing in adult contemporary Christian music, including Air1 and K-LOVE. EMF is based in Rocklin, California, a suburb of Sacramento, California. , Charles City is an unincorporated community and census-designated place (CDP) in Charles City County, Virginia, United States. It is the county seat of Charles City County. The population as of the 2010 census was 133.
The community is centered on the Charles City County Court House, from which it takes its variant names Charles City Court House and Charles City Courthouse. Charles City lies at the intersection of State Routes 5 and 155. It is southeast of Richmond, east of Hopewell, west of Williamsburg, and about north of the James River., Subject: wlrj, Relation: inception, Options: (A) 12 (B) 1980 (C) 2 (D) 2000 (E) 2010 (F) 2014 (G) 300 (H) 4 (I) 42 (J) 5 (K) 8 (L) 974 (M) march 2013
Output (English): 2000