Context: And now the state and city are in a money crisis and my dad keeps telling me about how when he was taking all of these tests they froze the civil service lists . That means they stopped hiring cops and firefighters . He said they even laid off cops when they froze the lists in the 70 's .

Question: Why did the city put a hiring freeze on cops and firefighters ?
Options:
0. They wanted to try a new temp agency .
1. They realized they were overstaffed .
2. They could n't afford to pay them .
3. None of the above choices .
Answer: 2