Find the Product $\left(-\frac{7}{8}\right)^{2}$ A) $-\frac{49}{64}$ B) $-\frac{50}{65}$ C) $\frac{49}{64}$ D) $\frac{50}{65}$

Find the product.
- $\left(-\frac{7}{8}\right) ^{2}$

A) $-\frac{49}{64}$
B) $-\frac{50}{65}$
C) $\frac{49}{64}$
D) $\frac{50}{65}$