Billette Inc. is planning to introduce a new range of shaving blades called Fission. It expects to sell each lade for $$4$ and expects annual demand of $2$ million units. Billette has an existing range known as Tack $3$ rith annual sales of $3$ million units at a price of $$3.$ On the introduction of the Fission, Billette expects sales f Tack $3$ to come down to $1\mathrm{.}2$ million units as some customers will move to Fission. What is the incremental venue associated with Fission?

$$8$ million

$$5\mathrm{.}6$ million

$$2\mathrm{.}6$ million

$$4\mathrm{.}8$ million