Competing on differentiation is A. based upon flexibility. B. concerned with reliability of scheduling. C. concerned with uniqueness. D. based upon low-cost leadership.

C. concerned with uniqueness

Explanation:

Competing on differentiation refers to the strategic tactic employed by a company to make it's brand unique and as a result set it apart from those of its competitors. In this way a company aims to acquire market share by producing "different" products or services from the ones it's competitors are producing. This ensures that their customers are able to identify their products and appeal to it differently(positively) from other products in the market.

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chronological thinking is an indispensable tool to structure a historical narrative and to give meaning to a sequence of events. the final section presents the results of a survey to test the chronological thinking of lower secondary school students carried out by the educational research institute.