A disadvantage of the concentrated targeting strategy is that a. the firm's financial condition is tied to a single and specialized marketing mix. b. production costs may be higher than with other strategies. c. marketing costs are often higher than for other strategies. d. large sales volumes cannot be generated. e. marketing personnel may become dissatisfied with the limited opportunities provided by this approach.

Leading guitar string producer wound up inc. has enjoyed a competitive advantage based on its proprietary coating that gives its strings a clearer sound and longer lifespan than uncoated strings. one of wound up's competitors, however, has recently developed a similar coating using less expensive ingredients, which allows it to charge a lower price than wound up for similar-quality strings. wound up's competitive advantage is in danger due to a. a lack of perceived value b. a lack of organization c. direct imitation and substitution d. resource immobility