For what value of xxx does 1+161+11+1x=111 + \dfrac{16}{1+\dfrac{1}{1+\dfrac{1}{x}}} = 111+1+1+x1116=11?(A) 12\dfrac{1}{2}21 (B) 35\dfrac{3}{5}53 (C) 23\dfrac{2}{3}32 (D) 32\dfrac{3}{2}23 (E) 53\dfrac{5}{3}35