Using the following description of the graph of a quadratic function, determine the domain and range. The vertex is (-5, -6) and the parabola opens up.

• A. Domain: (-∞, ∞); Range: (-∞, 3]
• B. Domain: (-∞, ∞); Range: (-∞, -6]
• C. Domain: (-∞, ∞); Range: [3, ∞)
• D. Domain: (-∞, ∞); Range: [-6, ∞)

Answer: (D)