Integrate the following expression: (x-1)/(x^(2)+2x). Which of the following options represents the correct integral of the expression?
A) ∫(x-1)/(x^(2)+2x)dx
B) ∫(x-1)/(x^(2)+2x)
C) ∫(x-1)/(x^(2)+2x)dx
D) ∫(x-1)/(x^(2)+2x)