How to decorate a dorm room<br>Add pictures or posters to your dorm walls. Posters or other forms of wall art are a fun and popular way to decorate your dorm room. Add some of your favorite band posters, or posters with images of landscapes, art print reproductions, or appealing abstract designs.

Based on that paragraph can we conclude that this sentence is true?
Dorms are single walled.

Pick from: a). Yes b). It's impossible to say c). No
c).