Answer
See graph and explanations.
Work Step by Step
Step 1. Graph the conic section as shown in the figure.
Step 2. From the equation, we can identify it is a parabola with $p=\frac{-8}{4}=-2$.
Step 3. We can find the vertex at $(0,0)$, the focus at $(0,-2)$, and the directrix as $y=2$
