Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
우생학적 이론은 인류의 유전적 질을 개선하려고 한다.useonghakjeok iloneun inryuui yujeonjeok jileul gaeseonharyeogo handa.Eugenic theories aim to improve the genetic quality of humanity.