The answer is #1 because está is conjugated in the él/ella/usted form and it should be in yo form.
1. Where are the friends?
2. What does Margarita like?
3. What is Pablo wearing?
4. Why does Susana not like the painting?
5. According to Julio, what are the colors?
6. What did the friends do after they left the museum?
7. What color are the chairs that the friends are sitting on?
Use the present tense to answer these. Do you need help with verbs?
Creo que la respuesta es el número cuatro de la cámara
Answer:
It means and translates to: "Who is single?" as in not married.