It is C. ¿Es Juan no alto?
I took Middlebury spanish too! Also this you really just needed to switch the the Juan and alto and add a no in between Juan and alto because it is basically asking if Juan is tall.
the answers to the whole quiz are CDAA
ARTISTAS
ATREVIDO
desordenado
4 ?
grasiosa
perezosa
reservado
8?
Answer:
1 Hablé
2 Pasé
3 Estudiaste
4 Contestaste
5 Pasó
6 Estudiaste
7 Estudiaste
8 Estudiaste
9 Baile
10 Canté
11 Visité
12 Pasé
13 Estudié
14 Trabajé
15 Estudiaron
16 Pasaron
17 Trabajaron
18 Pasaron
20 Pasaste