Find the derivative of (x + 1)3 / x

• A. ((x + 1)2 / x) – ((x + 1)3 / x)
• B. (4(x + 1)2 / x) – (2(x + 1)3 / x)
• C. (2(x + 1)3 / x) – ((x + 1)3 / x3)
• D. (3(x + 1)2 / x) – ((x + 1)3 / x2)