Answer: la habitación individual.
Claudia viajaba sola. Prefirió <em><u>la habitación individual</u></em> en el hotel, con solo una cama.
Translation:
Claudia was traveling alone. She preferred <em><u>the single room</u></em> in the hotel, with only one bed.
<h2><em>Spymore</em></h2>
This sentence is grammatically INCORRECT.
It's supposed to be Gerardo te <span>compra la cena.</span>
My Hat, Your Hat: Understanding Possessive Adjectives
Singular Noun Plural Noun Translation
mi mis my
tu tus your (familiar)
su sus their, your, his, her , its
nuestro/a nuestros/as our