Integrate \(3x^2 (cos⁡x^3+8)\).

• A. \(sin⁡x^3-8x^3+C\)
• B. \(sin⁡x^3+8x^3+C\)
• C. –\(sin⁡x^3+8x^3+C\)
• D. \(sin⁡x^3-x^3+C\)