Find the Real Solutions of the Polynomial Equation $q ^ { 4 } - 17 q ^ { 2 } + 16 = 0$

Multiple Choice

Find the real solutions of the polynomial equation. $q ^ { 4 } - 17 q ^ { 2 } + 16 = 0$

A) $1,16$
B) $1 , - 4$
C) $\pm 1 , \pm 16$
D) $\pm 1 , \pm 4$
E) $- 1,16$