The answer is C because it is a compound sentence
En los días festivos yo voy a casa de mi abuela. Me divierto con mis primos, vamos para la playa y al cine. Me siento super feliz cuando me encuentro haya. Estar con ellos es lo mejor del mundo.
The translation you are looking for is:
"The rental apartment is located on the ninth floor."
If you are looking for an answer instead of a translation, please comment on my answer! I'll replay ASAP if that is the case.
