Use the Definition of a Logarithm to Solve Logarithmic Equations $\ln x = 8$

Multiple Choice

Use the Definition of a Logarithm to Solve Logarithmic Equations
Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic
expressions. Give the exact answer.
- $\ln x = 8$

A) $\left\{ e ^ { 8 } \right\}$
B) $\{ \ln 8 \}$
C) $\{ 8 \mathrm { e } \}$
D) $\left\{ \frac { 8 } { \ln 1 } \right\}$