Considerable research has documented that in many product categories, consumers are unable to distinguish among brands when given blind tests (i.e. taste or use of the products without labels). Such products include cigarettes, beer, liquors, and cosmetics. Nonetheless, even when prices are similar, consumers have strong preferences for specific brands of these products. This strong brand preference is the result of: (Points : 1) extended problem solving. limited problem solving. routine problem solving. high-involvement problem solving. personal problem solving.