The liquid level dilemma when ice floating on it melts

An ice cube is floating in water above which a layer of a lighter oil is poured. As the ice melts completely, the level of interface and the uppermost level of oil will respectively (A) rise and fall (B) fall and rise (C) not change and not change (D) not change and fall #IITJEE #NEET #Olympiad #KVPY Admissions open for #IITJEE and #NEET #OnlineClasses Please join us through any channel mentioned below: Telegram: https://t.me/bhaveshkriplani Facebook Page:   / albatross.acad   Instagram:   / bhaveshh.k   Whatsapp: https://wa.me/918788764634 Whatsapp Group: https://chat.whatsapp.com/KVLEN75rd39... #Olympiad #IITJEE #KVPY Admissions open for #IITJEE and #NEET #OnlineClasses Please join us through any channel mentioned below: Telegram: https://t.me/bhaveshkriplani Facebook Page:   / physicsundercontrol   Instagram:   / bhaveshh.k   Whatsapp: https://wa.me/918788764634 Whatsapp Group: https://chat.whatsapp.com/KVLEN75rd39... Facebook Page:   / albatross.acad