Context: Doug Morris, who was head of Warner Music Group, then Universal Music, became chairman and CEO of the company on July 1, 2011. Sony Music underwent a restructuring after Morris' arrival. He was joined by L.A. Reid, who became the chairman and CEO of Epic Records. Under Reid, multiple artists from the Jive half of the former RCA/Jive Label Group moved to Epic. Peter Edge became the new CEO of the RCA Records unit. The RCA Music Group closed down Arista, J Records and Jive Records in October 2011, with the artists from those labels being moved to RCA Records.

Question: What famous music producer became CEO of Epic Records?
Answer: L.A. Reid

Question: Who joined the CEO of Epic Records in becoming the CEO of Sony Music?
Answer: Doug Morris

Question: In what year did he become the CEO of Sony Music?
Answer: 2011

Question: Who became the CEO of RCA Records?
Answer: Peter Edge

Question: What labels did RCA disband in 2011?
Answer: Arista, J Records and Jive Records

Question: Morris Doug became CEO in what year?
Answer: Unanswerable

Question: Warner Music underwent a restructuring after whose arrival?
Answer: Unanswerable

Question: Under Morris, multiple artists from Jive did what?
Answer: Unanswerable

Question: Edge Peter became the new CEO of what?
Answer: Unanswerable

Question: Arista closed down what group?
Answer: Unanswerable