The theory of plate tectonics affirms that a. the earth’s outer shell is one solid piece of rock. b. the basic arrangement of oceans and continents is unchanging. c. large moving slabs of rock slide slowly over a layer of the mantle. d. the landscape of the ocean is the same as that on earth.

Data courtesy of the un development programme 2006-2008 and world bank 2009 the chart above compares measures of development using the hdi and gdp. why might turkey rank lower in the hdi indicator even though it has a high gdp? a. turkey has a lower gdp than comparable countries in the hdi ranking. b. turkey must increase its hdi to have a higher gdp ranking. c. turkey is only compared to other european countries in gdp, not to the world, as it is in the hdi. d. turkey may struggle to provide adequate education or health care, or it may have a lower life expectancy.