$\begin{array}{1 1} (a)\; \frac{9t^2-14t-2}{4(t-4) (t-3) (t+1)} \\ (b)\; \frac{9t^2+14t-2}{4(t-4)(t-3)(t+1)} \\ (c)\; \frac{9t^2-14+2}{4(t-4)(t-3)(t+1)} \\ (d)\;\frac{9t^2+14t+2}{4(t-4) (t-3) (t+1)} \end{array}$