In this task, you're given a question, a context passage, and four options which are terms from the passage. After reading a passage, you will get a brief understanding of the terms. Your job is to determine by searching and reading further information of which term you can answer the question. Indicate your choice as 'a', 'b', 'c', or 'd'. If you think more than one option is plausible, choose the more probable option to help you answer the question.

[Q]: Question: How many songs are on the album that "Sometimes" is part of? Passage:Before recording her debut album, Spears had originally envisioned it in the style of "Sheryl Crow music, but younger [and] more adult contemporary". However, the singer agreed with her label's appointment of producers, who had the objective to reach a teen public at the time. She flew to Cheiron Studios in Stockholm, Sweden, where half of the album was recorded the spring of 1998, with producers Max Martin, Denniz Pop and Rami Yacoub, among others. "Sometimes" was written by Jörgen Elofsson, and produced by Per Magnusson and David Kreuger. Spears recorded the vocals for the song in May 1998, at Cheiron Studios in Stockholm, Sweden. It was also mixed at Cheiron Studios by Martin. Esbjörn Öhrwall played the acoustic guitar, while bass guitar was done by Thomas Lindberg. Keyboards and programming was done by Kreuger, and additional keyboards by Magnusson. Background vocals were provided by Anders von Hoffsten. Spears also co-wrote and recorded a track called "I'm So Curious", produced by Eric Foster White, that was released as a B-side to "Sometimes". The track was recorded in 1997 at 4MW East Studios in New Jersey. "Sometimes" was released as the second single from ...Baby One More Time on April 30, 1999.
 Links: a. ...Baby One More Time (album) b. A-side and B-side c. Keyboard instrument d. Sheryl Crow
[A]: a


[Q]: Question: What was the population of Southampton when Charles Ogston first arrived there? Passage:Ogston was the son of Alexander Milne Ogston of Ardoe, Kincardineshire. He was educated at the Royal Military College, Sandhurst and commissioned a second lieutenant in the Gordon Highlanders in November 1897. He served on the North-West Frontier of India from 1897 to 1898 and took part in the Tirah Campaign under Sir William Lockhart. Promoted to lieutenant on 21 July 1899, he was later the same year sent to South Africa to serve as an intelligence officer in the Second Boer War. He took part in the Relief of Kimberley (February 1900), including the Battle of Magersfontein (11 December 1899), followed by fighting in the Orange Free State from February to May 1900, including the Battle of Paardeberg (18–27 February 1900). In May 1900 he was posted to the Transvaal Republic, where he took part in the occupation of Johannesburg and Pretoria, the capital of the republic, followed by service around the occupied areas, including the Battle of Bergendal (August 1900) and fighting near Lydenburg. He was promoted to captain on 22 January 1902, and following the end of hostilities in early June 1902 left Cape Town on board the SS Orotava, arriving at Southampton the next month.
 Links: a. Siege of Kimberley b. Battle of Bergendal c. Southampton d. Southampton
[A]: c


[Q]: Question: Which artist Chris Brown played with during a celebrity basketball game in Orlando is the oldest? Passage:On March 2, 2012, Brown released the first episode of his Fortune web series, showing him backstage at the 2012 Lo Nuestro Awards where he performed "International Love" with Pitbull, playing in a celebrity basketball game during NBA All-Star Weekend in Orlando with rappers Common, 50 Cent, T.I., and singer R. Kelly, as well as partying and dancing at the club. In April 2012, Brown appeared in Australia as one of the performing acts for the urban music festival, Supafest. His set list composed of thirteen songs, which were "Turn Up the Music", "Till I Die", "Run It!", "Deuces", "Yeah 3x", "Look at Me Now", "Beautiful People", "She Ain't You", "Wet the Bed", "My Last", "Body 2 Body" and "Birthday Cake". On May 8, 2012, Brown appeared on Dancing with the Stars (US) to perform "Turn Up the Music". For the performance, Brown and his dancers wore suits. He later performed the song at the 2012 Billboard Music Awards, held at the MGM Grand Garden Arena in Paradise, Nevada on May 20, 2012. The performance featured projected images on the stage backdrop and BMX bike stunt troupes racing around the stage, as Brown performed choreographed routines while lip synching. His performance was met with a mixed response from celebrities, most notably Joe Jonas, Pink, and Carey Hart, who all criticized the singer for lip synching. On June 8, 2012, Brown appeared on NBC's Today show and performed "Turn Up the Music", "Don't Wake Me Up", "Yeah 3x" and "Forever", as part of the program's "Summer Concert Series". At the 2012 BET Awards on July 1, 2012, he performed a medley of "Turn Up the Music" and "Don't Wake Me Up", and appeared shirtless for the performance with half his body spray painted in grey. Brown performed acrobatic moves with six backup dancers "under triangle-shaped beams" as green and red flashing lights appeared throughout the stage.
 Links: a. 2012 Billboard Music Awards b. Pink (singer) c. Paradise, Nevada d. Common (rapper)
[A]:
d