The Graph Illustrates the Market for a Product on Which

The graph illustrates the market for a product on which an excise tax has been imposed by government. What was the price of the product before the tax was imposed, and what is the price with the tax?

A) $8 and $5, respectively
B) $11 and $8, respectively
C) $8 and $11, respectively
D) $5 and $8, respectively