Selena is graphing the inequality x less-than negative 2. She begins by drawing a number line and placing an open circle at –2.

A number line going from negative 7 to positive 3. An open-circle is at negative 2.

Which could be Selena’s next step?
-shading the number line to the left of the open circle.
-shading the number line to the right of the open circle.
-shading the number line to the right and left of the open circle.
-shading in the open circle.