Countries Such as China and South Korea Have Increased Not

Countries such as China and South Korea have increased not only the size of their labor force but also the quality of their labor force over time.Workers in these countries have higher levels of education and skills that promote changes in the productivity per worker.If this is the case, these countries have experienced:

A) growth but not development.
B) development but not growth.
C) both development and growth.
D) neither growth nor development.