The sleeping rooms in a college or public institution :

Step-by-step solution

Cloakroom: a room in a public building where outdoor clothes or luggage may be left. Gymnasium: a room or building equipped for gymnastics, games, and other physical exercise. Dormitory: a large bedroom for a number of people in a school or institution. Lair : a place where a wild animal, especially a fierce or dangerous one, lives. Hence, the correct answer is option C.