A company that sells cellular phones has a cost of 4x + 10 dollars and a revenue of x2+5x+6 dollars, where x represents the number of cell phones sold per week. If Profit = Revenue - Cost, find the company's profit.
A) x^2+x−4
B) x^2+2x−4
C) x^2−x+4
D.) x^2−2x+4