A. The owner feeds Birdie with love and it will stay forever.
B. The owner feeds Birdie with love only when he wants to and it will fly out of that cage when it is hunger for love.
C. The owner never feeds Birdie with love and it is leaving to find another owner.
D. The owner never feeds Birdie with love but it stays in that cage and wait for the owner to feed it although it might die from hunger.