Uganda is a very poor country. Qatar is much smaller geographically and has far fewer people, but it is roughly 70 times richer in terms of per capita GDP. Supposing the following statements are true, which one might explain why Uganda is a little closer to Qatar in terms of standard of living than the official statistics suggest? Choose one: A. Health standards in Qatar exceed those in Uganda. B. Uganda has more nonmarket production than Qatar. C. There is more underground market activity in Qatar than in Uganda. D. Qatar is much more livable in terms of pollution than Uganda