Question: Sweet Girl is the sixth mini-album released by which organization, under WM Entertainment, the  title song of the album, "Sweet Girl", along with the other songs, was produced by leader   professionally known as Jinyoung, is a South Korean singer, songwriter, record producer, and actor, given name is Jung Jin-young?
Sentence (from "Jung Jin-young (singer)"): He is the leader and vocalist of the South Korean boy group B1A4 under WM Entertainment, and has also gained recognition with the television series "Love in the Moonlight" (2016).
Relevant evidence: No