Witaj!
Odpowiedź:
⇒ Pytanie 1: I think that the first poster is the best one because bird sanctuary is a thing that not a lot of people know and talk about, unlike the others options like supporting the zoo or the animal shelter.
⇒ Pytanie 2: Because they are very popular and other people are already helping zoos and animal shelters.
Pozdrawiam - Antek :)
