Writing an essay: Anybody here have a parrot? Do they ever do things of their own will, like steal food, or otherwise be mischievous?

Sasha delivers newspapers to subscribers that live within a 4 block radius of her house. sasha's house is located at point (0, -1). points a, b, c, d, and e represent the houses of some of the subscribers to the newspaper. to which houses does sasha deliver newspapers?