Answer:
so! your basicly going to write about your favorite TV show and add good vocabulary and remember to tell what they are doing and why where! I'm wondering if you would like me to make you a paragraph of would you wanna do it yourself?
The answer is b. hayan because haya refers to a single person and hayas refers to a person whos taking to another person.
I believe that in the blank should go "sabemos"
I hope I'm correct.