There are clues in the book which include the mother telling her the same story although it changed with time.
Who was Jing-mei ?
This is referred to a character in 'The Joy Luck Club' and had a mother known as Kweilin who migrated to America as a result of Japanese invasion into China.
The clues in the book that indicate her fears may be unfounded is that she has been with her mother right from a tender age and the constant stories which she was told.
Read more about 'The Joy Luck Club' here https://brainly.com/question/26809265
