The correct phrase to fill the blank and complete the sentence is sacar la basura.
Para sacar la basura necesito una bolsa de basura.
Answer:
Because they have a red crest and they crow.
Explanation:
Male chicken are considered roosters after one year. And then, you can see that their physical appearance begins to change. The colour of their feathers is not the same as when they are just a chickens. Then, they develop a small crest and after that, they crow.