The Inverse Demand Function for Lemons Is Defined by the Equation

The inverse demand function for lemons is defined by the equation p = 120 - 11q, where q is the number of crates that are sold.The inverse supply function is defined by p = 8 + 3q.In the past there was no tax on lemons but now a tax of $84 per crate has been imposed.What are the quantities produced before and after the tax was imposed?

A) 4 crates before and 3 crates after.
B) 8 crates before and 2 crates after.
C) 16 crates before and 5 crates after
D) 16 crates before and 5 crates after.
E) None of the above.