Please hurry
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?

A.) 14-8/k-12
B.)8k-168/k-12
C.)14/12 - 8/k
D.)14(k-12)/k^2
E.)14(k-12)/8k