Solve the Quadratic Equation and Express All Nonreal Complex Solutions $$x ^ { 2 } + 80 = 0$$

Multiple Choice

Solve the quadratic equation and express all nonreal complex solutions in terms of i.
- $$x ^ { 2 } + 80 = 0$$

A) $\{ \pm 20 \mathrm { i } \}$
B) $\{ \pm \mathrm { i } \sqrt { 20 } \}$
C) $\{ \pm 4 \mathrm { i } \}$
D) $\{ \pm 4 \mathrm { i } \sqrt { 5 } \}$