Select the correct answer.
An entrepreneur estimates his total profit (total revenue minus total cost) for his proposed.company as p(x)=x^3-4x^2+5x-20 where p is in hundreds
of dollars and x is number of years the company has been in business. In which year (x) will the entrepreneur break even?
A. year 1
B. year 2
C. year 3
D. year 4