Please answer this question for international economics

Suppose a large importing country has the following supply and demand curve: S =5P and D = 12 - P, with a free trade world price of $1. Suppose that a tariff is imposed in the large open economy such that the price the exporter gets to keep is now 0.5 and the price the large open economy gets to pay is 1.5. The tariff imposed is ........ and the government revenue generated by the LOE is .......... with terms of trade effect of $2;$6; $3 $5; $12; $4 $1; $3; $1.5 $1.5; $1.5; $1.5