SSC Steno Grade C and D 24 Dec 2020 Shift 2 Paper

Five fiends Roma, Ketaki, Devi, Shanaya and Urmi are sitting in a line facing north. Ketaki is sitting to the immediate left of Shanaya. Roma is sitting to the immediate right of Urmi. Devi is sitting between Roma and Ketaki. Which two persons are sitting at the comers?