Correct choice is (c) 2
For explanation I would say: The limit can be written as, \(\lim\limits_{x \rightarrow 0}\frac{32x^2}{sin^24x}\)
= 2 x \(\lim\limits_{x \rightarrow 0}\frac{4x}{sin 4x}\) x \(\lim\limits_{x \rightarrow 0}\frac{4x}{sin 4x}\)
= 2 x 1 x 1
= 2