Question: Who was born first out of Adam Levine and JB?

Context articles: She Will Be Loved
JB (South Korean singer)
Locked Away
List of Lab Rats characters
Adam Levine (press aide)
Boomiverse
Say It Again (Natasha Bedingfield song)
Harder to Breathe
Adam Levine
Sad (Maroon 5 song)

"She Will Be Loved" is a song by the American pop rock band Maroon 5.
 The song was written by frontman Adam Levine and lead guitarist James Valentine.
 It was released as the third single from Maroon 5's debut album, "Songs About Jane" (2002).
 The single peaked at No. 5 in the United States, and by December 2012 had sold more than 2,722,000 digital downloads.
 It peaked at No. 4 in the United Kingdom.
 In Australia, it reached No. 1, a position it held for five non-consecutive weeks.
 The single is noted for its music video starring Kelly Preston in a mother-daughter love triangle with lead singer Adam Levine.
 The video is also in Sepia.
Lim Jae-beom (Hangul: 임재범; born January 6, 1994) commonly known by his stage name JB (Hangul: 제이비), is a South Korean singer, songwriter and actor.
 He is a member of South Korean boyband Got7, and part of the duo JJ Project.
 JB made his small-screen debut through the drama series "Dream High 2" in 2012.
 He has also starred in MBC's "When a Man Falls in Love" as Seo-Min Joon.
"Locked Away" is a song by Virgin Islands production duo Rock City featuring American singer Adam Levine, the lead singer of pop rock band Maroon 5.
 The song was released on June 29, 2015, by Kemosabe Records and RCA Records.
 The song peaked at number six on the "Billboard" Hot 100, making it the duo's first top ten hit and Levine's first single that he did not co-write.
"Lab Rats", also known as "Lab Rats: Bionic Island" for its fourth season, is an American television sitcom that premiered on February 27, 2012, on Disney XD.
 It focuses on the life of teenager Leo Dooley, whose mother, Tasha, marries billionaire genius Donald Davenport.
 He meets Adam, Bree, and Chase, three bionic superhumans, with whom he develops an immediate friendship.
 It should be noted that the names of the Lab Rats imply that they were originally known as subjects A, B, C and D. Adam was born first, then Bree, then Chase, and finally Daniel.
Adam Levine (born January 15, 1969) is a former political adviser who was a White House deputy press secretary in President George W. Bush's administration from January 2002 to December 2003.
 In the CIA leak investigation, Levine testified before the federal grand jury in February 2004, and October 2005.
Boomiverse is the third studio album by American rapper and Outkast member Big Boi, released on June 16, 2017, through Epic Records.
 It serves as a follow-up to the rapper's sophomore studio album, "Vicious Lies and Dangerous Rumors" (2012).
 The album features guest appearances from Adam Levine, Jeezy, Killer Mike, Gucci Mane, and Curren$y.
 It contains production from frequent collaborators Organized Noise, DJ Dahi, Dr. Luke, Scott Storch, among others.
 It was supported by the release of two singles – "Mic Jack" featuring Adam Levine, Scar and Sleepy Brown and "Kill Jill" featuring Killer Mike and Jeezy.
"Say It Again" is a pop song written by Natasha Bedingfield, Adam Levine, and Mike Elizondo for Bedingfield's second album, "N.B." (2007) and features Adam Levine for background vocals.
 It was released as the album's third and final single on 8 October 2007 in the United Kingdom.
 The song was released as a digital download only and failed to chart in the United Kingdom.
"Harder to Breathe" is a song by American band Maroon 5.
 The song was written by frontman Adam Levine for the band's debut album, "Songs About Jane" (2002).
 The song expresses tension, having been written quickly under trying circumstances.
 It tells the story about a former relationship Levine was involved in.
 "Harder to Breathe" was met with positive reception by music critics, who praised the track's sound.
 It was released in 2002 as the lead single of "Songs About Jane".
Adam Noah Levine (born March 18, 1979) is an American singer, songwriter, multi-instrumentalist, actor, and record producer.
 He is the lead singer for the pop rock band Maroon 5.
"Sad" is the ninth track from American band Maroon 5's fourth studio album "Overexposed" (2012).
 It was written by Adam Levine and James Valentine; they produced the song together with Noah "Mailbox" Passovoy.
 Valentine started composing the song on his home piano, before introducing the melody to Levine, who wrote the lyrics and called the song his most personal track on the album.
 "Sad" is a piano ballad that is similar to the music of British singer-songwriter Adele.
 It received generally mixed reviews from music critics; some of them called it a standout track on "Overexposed", however, others criticized Levine's voice on the song.
 Following the release of the album, due to strong digital downloads, the song peaked at number 12 on the singles chart in South Korea.