What are the advantages and pitfalls of vicarious learning and grafting

Bonus question: according to wikipedia, in chinese philosophy yin and yang "describes how seemingly opposite or contrary forces may actually be complementary, interconnected, and interdependent." what are some examples from the story that amy tan may have intentionally incorporated elements of yin and yang philosophy into this story? select 2.

Who was thomas jefferson and what was his constitution toward the development of the us government

Explain the correlation between industrialization and urban areas