Bates Company plans to add a new item to its line of consumer product offerings. Two possible products are under consideration. Each unit of Product A costs $$28$ to produce and has a contribution margin of $$14,$ while each unit of Product $B$ costs $$45$ and has a contribution margin of $$15.$ What is the differential revenue for this decision?

Multiple Choice

$$31$

$$18$

$$17$

$$ $$1$