Identify the 'good neighbours', explain why Nana believes she will die soon, and describe Nana's mood.

a) The good neighbours are the people from the community or village who mistakenly thought Nana had died and were gathering, possibly to mourn or prepare for her funeral.

b) Nana thinks she will die soon because she is old and feels her life is nearing its end, as indicated by her statement, "It cannot be long now..." and the fact that people already thought she was dead.

c) Nana is in a/an sarcastic and resigned mood.