What is the fine-grained topic of the following text: Good morning Mrs Headmistress/Good morning Ms Teacher/Goodbye Mrs Headmistress/Good morning Ms NurseryNurse/Goodbye Ms Teacher/Have a nice afternoon Ms Nurserynurse/Good afternoon Mrs DeputyHeadLowerSchool/Have a nice week end Ms TeachingAssistant….and so on and so forth all day long. Only return the topic.
Greeting and addressing school staff