A company is constructing an open-top, square-based, rectangular metal tank that will have a volume of 49 ft³. What dimensions yield the minimum surface area? Round to the nearest tenth, if necessary. O O O O A. 9.9 ft x 9.9 ft x 0.5 ft B. 4.6 ft x 4.6 ft x 2.3 ft C. 5.3 ft x 5.3 ft x 1.8 ft OD. 3.7 ft x 3.7 ft x 3.7 ft