Evaluate the following integral using trigonometric substitution. dx + 16 0 What substitution will be the most helpful for evaluating this integral? A. x=4tan 0 B. x-4 sin 0 C. x=4 sec 0 Rewrite the given integral using this substitution. 4 √√3 dx ļ = de 2 x + 16 0 (Simplify your answers. Type exact answers.)