Research on mouthwash users finds three market segments: plaque$-$conscious $($concerned with gum health$),$ sociables $($concerned with freshness of breath$),$ and germ control $($concerned with killing germs$).$ This study illustrates which form of segmentation?

Group of answer choices

Consumer lifestyles

Heavy$-$half segmentation

Benefit segmentation

Family life$-$cycle segmentation

Demographics