Solve
- $(\log 3 x)^{2}+2 \log 3 x-8=0$ A) $\{9\}$ B) $\left\{\frac{1}{81}\right\}$ C) $\left\{\frac{1}{81}, 9\right\}$

Multiple Choice

Solve.
- $(\log 3 x) ^{2}+2 \log 3 x-8=0$

A) $\{9\}$
B) $\left\{\frac{1}{81}\right\}$
C) $\left\{\frac{1}{81}, 9\right\}$
D) $\{4\}$