A car starts from \(X\) and moves towards \(Y.\) At the same time another car starts from \(Y\) and moves towards \(X.\) Both travel at a constant speed and meet after \(4\) hours. During that time, the faster car traveled \(2/3\) of the distance \(XY.\) How long would it take the slower car to travel the distance \(XY?\)
A. \(6\) hours
B. \(8\) hours
C. \(10\) hours
D. \(12\) hours
E. \(15\) hours
The OA is D