What is the value of 1+2+3+4+56+7+8+9+10\dfrac{1+2+3+4+5}{6+7+8+9+10}6+7+8+9+101+2+3+4+5?(A) 12\dfrac{1}{2}21 (B) 38\dfrac{3}{8}83 (C) 716\dfrac{7}{16}167 (D) 920\dfrac{9}{20}209 (E) 13\dfrac{1}{3}31