Answer:
can't understand tell the question properly
Resources and capabilities that serve as a source of competitive advantage for a firm over its rivals are called core competencies.
In the field of Business management, core competencies can be described as those particular skills and resources that are of strategic advantage to a firm over its rivals.
Such skills and resources are used in order to create value for customers. These special skills and resources urge a customer to be attracted to your product rather than the other rival products.
The core competencies of a company should be unique enough so that rival companies cannot copy them. Also, it should be significant enough to benefit customers.
Examples of ways through which core competency can be built include strategic and proper marketing, excellent dealing skills with customers, and making high-quality products. etc.
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<span>They are all types of evidence;
Anecdotal evidence is evidence from anecdotes, i.e., evidence collected in a casual or informal manner and relying heavily or entirely on personal testimony,Statistical proof(evidence) is the rational demonstration of degree of certainty for a proposition, hypothesis or theory that is used to convince others subsequent to a statistical test of the supporting evidence and the types of inferences that can be drawn from the test scores.Empirical evidence is information acquired by observation or experimentation.</span>