Answer
Choice D
Work Step by Step
Using "$\cap$" or the intersection of sets, the common solutions of the given inequality
\begin{array}{l}\require{cancel}
\{x|x\le-2\} \cap \{x|x\le2\}
,\end{array}
is the graph consisting of all the points on and to the left of $-2.$ Hence, $\text{
Choice D
.}$