A computer manufacturer built a new facility for assembling computers. There were construction and new equipment costs. The company paid for these costs and made combined profits of $10 million after 4 years, as shown in the graph: Which equation most closely represents the line depicted in the graph?

A.) f(x) = −10x + 4
B.) f of x equals 15/2x minus 20
C.) f(x) = 10x − 4
D.) f of x equals 2/15x minus 20