The quiz scores of a class with k>12 students have a mean of 8 . The mean of a collection of 12 of these quiz scores is 14 . What is the mean of the remaining quiz scores in terms of k ?

**Answer Choices**

A. \dfrac{14-8}{k-12}

B. \dfrac{8 k-168}{k-12}

C. \dfrac{14}{12}-\dfrac{8}{k}

D. \dfrac{14(k-12)}{k^{2}}

E. \dfrac{14(k-12)}{8 k}