When We Plot X Versus Y,the Graph of the Model $\beta$

When we plot x versus y,the graph of the model y = $\beta$ ₀ + $\beta$ ₁x + $\beta$ ₂x² + $\varepsilon$ is shaped like a:

A) straight line going upwards.
B) circle.
C) parabola.
D) None of these choices.