Find the equation of the parabola with a vertex of (12) and focus of (5,3). O A. (y+2)'=4(x5) O B. (y+2)'=4(xs) 0. (xs)'=4(y+2) O D. (::-s)' =4(y+2) \fUse the image to answer the question. Write the standard form of the equation for the parabola shown. \fThe feet of a commemorative parabolic steel arch 100 m high are 200 m apart. Determine whether the focus of the arch is above or below ground, and indicate the number of feet it lies above or below the ground. Q A. F5 ft. above ground 0 B. 25 ft. above ground 0 C. 25 . below ground 0 D. 3'5 11. below ground