Context: What grew there makes a pretty lawn for the most part , but we did n't plant it . I call it the wild carnivorous grass . It never goes brown in winter , it grows voraciously , but as long as it is kept cut it looks nice .

Question: Why did I call it the wild carnivorous grass ?
Options:
0. It ate meat .
1. It refused to grow unless you gave it blood .
2. None of the above choices .
3. it was always hungry like the wolf
Answer: 2