The answer is (c). The picture shows that all of the angles and sides are equal, meaning that it's both equilateral and equiangular.
The correct choice for describing a hexagon is option C, as a regular hexagon is both equilateral (all sides equal) and equiangular (all angles equal). A regular hexagon has six sides with each internal angle measuring 120 degrees. Irregular hexagons can vary in these properties, but the definition typically refers to regular hexagons.
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