How is desperation shown at the end of chapter 6 of Night?

If you were doing a report on the savannah’s of africa, which of the following websites would be your best resource

How can behavioral science be applied in improving public health? a.by tracking a disease to determine its sourceb.by creating promotions that improve health habitscboth by tracking a disease to determine its source and by creating promotions that improve health habitsd.neither by tracking a disease to determine its source or by creating promotions that improve health habits

How does the underlined figurative language contribute to the meaning of the poem?