Question: What is the fourth studio album by American rapper Kendrick Lamar

Context articles: Damn (Kendrick Lamar album)
Love (Kendrick Lamar song)
Fear (Kendrick Lamar song)
Duckworth (song)
Freedom (Beyoncé song)
DNA (Kendrick Lamar song)
Element (song)
Humble (song)
Good Kid, M.A.A.D City
XXX (Kendrick Lamar song)

Damn (stylized as DAMN.)
 is the fourth studio album by American rapper Kendrick Lamar.
 It was released on April 14, 2017, by Top Dawg Entertainment, Aftermath Entertainment and Interscope Records.
 The album features production from a variety of record producers, including executive producer from the Top Dawg Entertainment label-head Anthony "Top Dawg" Tiffith, Sounwave, DJ Dahi, Mike Will Made It and Ricci Riera; as well as production contributions from James Blake, Steve Lacy, BadBadNotGood, Greg Kurstin, The Alchemist and 9th Wonder, among others.
"Love" (stylized as "LOVE.")
 is a song by American rapper Kendrick Lamar, from his fourth studio album "Damn", released on April 14, 2017.
 The tenth track on the album, the song was written by Lamar, Zacari Pacaldo, Teddy Walton, Sounwave, Greg Kurstin, and Anthony Tiffith, and produced by DJ Dahi, Sounwave, Kurstin, and Tiffith.
 The song features soul singer Zacari Pacaldo, who is one of three credited musicians on "DAMN."
, the others being Barbadian singer Rihanna on "LOYALTY.
" and Irish rock band U2 on "XXX.
"
"Fear" (stylized as "FEAR.")
 is a song by American rapper Kendrick Lamar, from his fourth studio album "Damn", released on April 14, 2017.
 The twelfth track on the album, the song was written by Lamar and Daniel Maman, aka The Alchemist, and produced by The Alchemist, with additional production by Bēkon.
 At seven minutes and forty-one seconds, it is the longest song on the album.
"Duckworth" (stylized as "DUCKWORTH.")
 is a song by American rapper Kendrick Lamar, taken from his fourth studio album "Damn", released on April 14, 2017.
 The fourteenth and final track on the album, the song was written by Lamar and record producer Patrick Douthit, known professionally as 9th Wonder, and produced by 9th Wonder, with additional production by Bēkon.
 The song's title is Lamar's actual last name.
"Freedom" is a song recorded by American singer Beyoncé featuring American rapper Kendrick Lamar for her sixth studio album, "Lemonade" (2016).
 The song was written by Jonny Coffer, Beyoncé, Carla Marie Williams, Dean McIntosh and Kendrick Lamar; it contains samples of "Let Me Try", written by Frank Tirado, performed by Kaleidoscope; samples of "Collection Speech/Unidentified Lining Hymn", recorded by Alan Lomax in 1959, performed by Reverend R.C. Crenshaw; and samples of "Stewball", recorded by Alan Lomax and John Lomax, Sr. in 1947, performed by Prisoner "22" at Mississippi State Penitentiary at Parchman.
 Its production was handled by Beyoncé, Coffer and veteran hip hop record producer Just Blaze.
"DNA" (stylized as "DNA.")
 is the second single by American rapper Kendrick Lamar, from his fourth studio album "Damn", released on May 30, 2017.
 The second track on the album, the song's lyrics were written by Lamar, while the production was handled by Mike Will Made It.
 The song's music video was released on April 18, 2017 and features American actor Don Cheadle.
"Element" (stylized as "ELEMENT.")
 is a song by American rapper Kendrick Lamar, from his fourth studio album "Damn", released on April 14, 2017.
 The fourth track on the album, the song was written by Lamar, Mark Spears, aka Sounwave, James Blake, and Ricci Riera and produced by Sounwave, Blake, and Riera, with additional production by Tae Beast and Bēkon.
"Humble" (stylized as "HUMBLE.")
 is a song by American rapper Kendrick Lamar.
 It was released on March 30, 2017, by Top Dawg Entertainment, Aftermath Entertainment and Interscope Records.
 The song, written by Lamar and Mike Will Made It and produced by the latter, was serviced to rhythmic contemporary radio as the lead single from Lamar's fourth studio album, "Damn".
 The single became Lamar's second number-one single on the US "Billboard" Hot 100 after "Bad Blood" and his first as a lead artist.
Good Kid, M.A.A.D City (stylized as good kid, m.A.A.d city) is the second studio album by American rapper Kendrick Lamar.
 The album was released on October 22, 2012, by Top Dawg Entertainment, Aftermath Entertainment, and was distributed by Interscope Records.
 The album serves as Lamar's major label debut, after his signing to Aftermath and Interscope in early 2012.
 It was preceded by the release of Kendrick's debut studio album "Section.80" (2011), released exclusively through the iTunes Store as an independent album.
"XXX" (stylized as "XXX.")
 is a song by American rapper Kendrick Lamar, from his fourth studio album "Damn", released on April 14, 2017.
 The eleventh track on the album, the song was written by Lamar, Mike Will Made It, DJ Dahi, Sounwave, Anthony Tiffith, Bono, The Edge, Adam Clayton, and Larry Mullen Jr., and produced by Mike Will Made It, DJ Dahi, and Sounwave, with additional production by Top Dawg and Bēkon.
 The song features a sample of the yet-to-be released song "American Soul" by Irish rock band U2.