Compare and contrast the themes of "The Bake Sale" and "Fourteen Days in Tokyo." Support your answer with details from both texts. I NEED HELP TO WRITE THE ESSAY

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up