56. What should be the next score?

$$\begin{array}{lcl} Paris\:scored\:175,180,165\:and\:195\:in\:4\\ bowling\:games.\:She\:wants\:to\:have\:a\:average\\ score\:of\:exactly\:180\:for\:5\:games. \:What\\ would\:her\:next\:score\:be\:?\\ \\ (A):170\\ (B):195\\ (C):185\\ (D):160\\ (E):200\\ \end{array}$$