The Graph Shown Demonstrates the Domestic Demand and Supply for a Good

The graph shown demonstrates the domestic demand and supply for a good, as well as a tariff and the world price for that good. Which area(s) represent the amount of surplus enjoyed by domestic consumers with free trade before the tariff is imposed?

A) A
B) A + B + C
C) A + B + C + D + E + F + G
D) A + B + C + D + E + F + G + H + I + J + K + L