At a Wine Tasting,Joni Sees a Case of Blue Bottles

At a wine tasting,Joni sees a case of blue bottles of wine and,intrigued by the color,decides to try a glass.It tastes slightly sweet to her and she decides to buy a whole case.Hermina notices the same brand of wine,but to her it tastes more bitter than sweet,so she keeps looking around the store.Their difference in behavior most likely occurs because of their differing

A) perceptions.
B) cultures.
C) social classes.
D) beliefs.
E) knowledge.