Find the Equation of the Line Satisfying the Conditions Given $\infty$

Find the equation of the line satisfying the conditions given.
-Find the domain and range of the relation.

A) Domain (- $\infty$ , $\infty$ ) ; Range [-2, 2]
B) Domain [-2, 2]; Range (- $\infty$ , $\infty$ )
C) Domain (- $\infty$ , -2] $\cup$ [2, $\infty$ ) ; Range (- $\infty$ , $\infty$ )
D) Domain (- $\infty$ , -2) $\cup$ (2, $\infty$ ) ; Range (- $\infty$ , $\infty$ )