A focus strategy based on low$-$cost can lead to attractive competitive advantage when $\_\_\_\_\_\_.$

buyers in the target market niche are looking for a no$-$frills product at a rock$-$bottom price

buyers are not brand loyal and are always on the lookout for something new and different at a bargaining price

a firm can lower costs significantly by limiting its customer base to a well$-$defined buyer segment that is less costly to satisfy as compared to other parts of the marker

there are few, if any, rivals offering a low$-$priced product