Playing with $e$ and $\pi$

Algebra Level 4

$\large\sqrt[\pi]{-1} = ?$

Which of the following values is/are possible values of the expression above?

Options:

$\quad$ A. $\ \ \large \sqrt[\frac{\pi}{2}]{i}$

$\quad$ B. $\ \ \large e^i$

$\quad$ C. $\ \ -e^{i\pi}$

$\quad$ D. $\ \ \pi^{ei}$

A and B B A A and C C B and C D and C D

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