Answer:
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.
A exoskeleton is a rigid external covering for the body in some invertebrate animals, especially arthropods, providing both support and protection. Insects, crustaceans, and many other invertebrates have a hard outer case called an exoskeleton. This protects them against blows and predators, and keeps them from drying out
Pharse took root:In everyday speech, a phrase may be any group of words, or even a single word, often carrying a special idiomatic meaning; in this sense it is roughly synonymous with expression. In linguistic analysis, a phrase is a group of words (or possibly a single word) that functions as a constituent in the syntax of a sentence – a single unit within a grammatical hierarchy. A phrase appears within a clause, although it is also possible for a phrase to be a clause or to contain a clause within it.