please answer

You need exactly a 1680 ft' aquarium for your fish, at the pet store you see four choices but the volume is not listed. Instead, the length, width and height is listed on the box. Which of the following aquariums fit your needs? 12 ft x 12 ft x 12 ft 14 ft x 20 ft x 6 ft O Option 1 O Option 2 13 ft x 15 ft x 16 ft 15 ft x 16 ft x 12 ft O Option 3 O Option 4