Henry Miller7,945 Points
I need help
address_book = AddressBook.new def find_by_phone_number address_book end
Bruce Canedy13,496 Points
not sure of the question, but it looks like you defined the method. It is implied that the method exist when the address_book object was created. All you have to do is call the method find_by_phone_number on the object address_book and pass your phone number.