A recent study on economic growth among developing nations highlighted the role of productivity in improving overall standards of living. Researchers emphasized that one of the key factors influencing productivity growth is the adoption of new technologies. In this context, consider three hypothetical countries: Country A, which has extensive investment in education and innovation; Country B, which primarily relies on low-cost labor without investment in skills or technology; and Country C, which has moderate investment in both education and technology but faces political instability, hindering effective implementation. Which of the following statements best captures the productivity dynamics in these countries?