please help me on this question

1. The figure given below illustrates the impact of an export subsidy as imposed by a large country. No imports are permitted. Domestic price with subsidy World price World price with subsidy D D1 50 S1 Quantity Identify (indicate the letters for specific area(s)) the cost to the government of the indicated subsidy as shown by area(s). What is the net impact on the consumer surplus (indicate the letters for specific area(s)) of the export subsidy provided by the domestic government? Is it positiveegative? What is the net impact on the producer surplus (indicate the letters for specific area(s)) of the export subsidy provided by the domestic government? Is it positiveegative? Identify (indicate the letters for specific area(s)) production and consumption effects. Is it positiveegative? Identify (indicate the letters for specific area(s)) the net change in national welfare due to the provision of the export subsidy by the domestic government