Beah moves around in time as he tells his story, flashing forward and backward. What is the effect of this technique? Why might he be choosing to tell his story utilizing this method?

Ineed to write a write a 4–5 paragraph compare and contrast essay that addresses how anne frank matures over the course of writing her diary. it's also a compare and contrast essay i just got put into this new class and i don't know if we were supposed to already be reading and the essay is due today and i haven't even started it nor read the book, someone me what do i do