9. Which of the following statements illustrate quadratic inequality? A. The area of a square garden plot is at least 49 ft2. B. The perimeter of a lot is 90 m and its area is 450 m2. C. The width of a floor is 6 meters less than its length, and the area is 40 square meters. D. The length of a garden is 3 feet more than twice its width, and its area is 27 square feet. the​