Find the Partial Sum $\sum_{i-1}^{8} 3\left(-\frac{1}{4}\right)^{i-1}$ A) $\frac{9}{16,384}$ B) $\frac{291}{16,384}$ C) $\frac{39,321}{16,384}$ D) $\frac{3}{16,384}$ E) $\frac{99}{16,384}$

Find the partial sum. $\sum_{i-1}^{8} 3\left(-\frac{1}{4}\right) ^{i-1}$

A) $\frac{9}{16,384}$
B) $\frac{291}{16,384}$
C) $\frac{39,321}{16,384}$
D) $\frac{3}{16,384}$
E) $\frac{99}{16,384}$