Respond to the following statements about an economy where the government budget deficit has increased during a recession:

(a) Does the increase in the budget deficit indicate that policymakers have implemented effective measures to stimulate the economy?
1. Yes, the increase in the budget deficit suggests that policymakers have successfully implemented measures to stimulate the economy.
2. No, the increase in the budget deficit does not necessarily indicate that policymakers have implemented effective measures to stimulate the economy.
3. It is unclear whether the increase in the budget deficit reflects effective measures to stimulate the economy.
4. Other (please specify):

Please provide your response and explain your reasoning.