Find the foci coordinates for the ellipse $9x^2+16y^2=144$ (ellipse centered at origin).

• A. ($0$, $\pm 3$)
• B. ($\pm 4$, $0$)
• C. ($0$, $\pm \text{√}7$)
• D. ($\pm \text{√}7$, $0$)

Answer: (D)