$\"\"$

The expression is $\"\"$ .

$\"\"$ (Factor the exponent)

$\"\"$ (Rewrite the expression in terms of $\"\"$ ) $\"\"$

$\"\"$ (Substitute the imaginary unit value $\"\"$ )

$\"\"$ (Evaluate power: $\"\"$ )

$\"\"$ (Product of two different signs is negative) \ \ $\"\"$

H is the right choice.