AMC 10 2014b Problem 16

Four fair six-sided dice are rolled. What is the probability that at least three of the four dice show the same value? $\textbf {(A) } \frac{1}{36} \textbf {(B) } \frac{7}{72} \textbf {(C) } \frac{1}{9} \textbf {(D) } \frac{5}{36} \textbf {(E) } \frac{1}{6}$