Simplify the Expression $x^{1 / 7} \cdot x^{6 / 7}$ A) $\mathrm{x}$

Multiple Choice

Simplify the expression. Assume all variables represent nonnegative real numbers.
- $x^{1 / 7} \cdot x^{6 / 7}$

A) $\mathrm{x}$
B) $x^{6 / 49}$
C) $x^{6 / 7}$
D) $\frac{1}{x}$