The function f has derivatives of all orders for all real numbers with f(2) = –1, f'(2) = 4, f"(2) = 6, and f''(2) = 12. Using the third-degree Taylor polynomial for f about x = 2, what is the approximation of f(2.1)? (A) -0.570 (B) -0.568 (C) -0.566 (D) -0.528