Akura Described How During Obon She Guided Her Grandmother Back

Akura described how during Obon she guided her grandmother back to their home. Akura is from Japan, which is where this annual Festival of the Dead occurs. Which of the following best explains Akura's experience?

A) She is having visual hallucinations about her grandmother
B) She is grieving the recent loss of her grandmother
C) She is engaging in delusional thinking
D) She is describing an event in its cultural context