I believe the answer is B. Noun. Since you're describing something.
Harrison and the ballerina are killed for expressing their individuality
Answer:
Explanation:
1) Friends, casual conversation, running into each other by surprise
2) Speaking to a marriage officiant, very formal conversation at a wedding
3) Father speaking to daughter OR husband speaking to wife, phone call, casual but loving language
4) Doctor/patient conversation, sick-child visit, business language
5) Speaking to potential future boss, job interview, professional language