The competitive power of a company's resource strength is NOT measured by which one of the following tests?
A. Is the resource rare and something rivals lack?
B. Is the resource strength something that a company does internally rather than in collaborative arrangements with outsiders?
C. Is the resource strength easily trumped by the substitute resources/capabilities of rivals?
D. Is the resource strength hard to copy?
E. Is the resource strength competitively valuable, having the potential to contribute to a competitive advantage?
Answer: Is the resource strength something that a company does internally rather than in collaborative arrangements with outsiders?