For a recently released novel, the function y = 2.875(0.92)^x models the revenue earned, y, in millions of dollars each year, x, for several years after its release. Based on the equation, how much more money, in millions of dollars, was earned in revenue for year 2 than for year 5? A. 4.32 B. 2.43 C. 1.89 D. 0.54