Which of the following best describes the lateral area of a three-dimensional
figure?

The description that best fits the definition of the lateral area of a three-dimensional figure is: B. The sum of the areas of its non-bases surfaces.
Lateral area of a three-dimensional figure is defined as the area of the figure excluding the area of its bases.
This implies that the area of the non-bases is not included.
In summary, the best description for the lateral area of a three-dimensional figure is: B. The sum of the areas of its non-bases surfaces.
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