Sunlight can be turned into electrical energy by Solar cells or solar energy or pollution or solar collector

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.

What was the main motivation for the early populists

What body has the power to impeach the president