i don't know why ppl r thinking that it"ll b either ganga-A equation changing or J as foster father.
if any of it has 2 happened then they wudn't'd taken leap & shown all kids grown up & ganga a doc.its clear they want A @ BH so that they can show 2 places for 2 tracks as they can't bump off DS & JaGan.and also can't show KB alongwid BH & akhira singh's house.