Economic development differs from economic growth in that
A. the former refers to improvements in living standards but not the quality of life, and the latter relates to growth in economic production
B. the former refers to improvements in quality of life but not living standards, and the latter relates to growth in economic production.
C. the former refers to growth in economic production and the latter relates to the development of industry
D. the former refers to improvements in both living standards and the quality of life, and the latter relates to growth in economic production