Read the given passage and answer the following questions -

In the heart of a bustling city, there dwelled an old, wise cat. Despite its age, it was not very cautious. One chilly evening, as it roamed the alleys, it stumbled upon a fish lying beside a dumpster. The fish, glowing under the moonlight, seemed irresistible. Without a second thought, the cat ate the fish in a few quick bites and walked away, leaving the fish bones scattered. Before dawn, another cat, seeking food, got pricked by the bones and yowled in pain. The wise cat, hearing this, understood the importance of not leaving a mess behind for others