Which of these you understand what people are saying to you?

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

Who gets bob ewell to stop his bothering?

That alligator hungry. vittles very scarce that time a season. his belly be pinchin him hard, now. but bruh deer is fat, and so he is in heavy trouble. the alligator there in front of him. the beagles there behind him. what bruh deer gone do? he sees the alligator and he hears the beagles. how does the author readers understand what the word pinchin means?