The World Bank’s GNP per capita classification for low income middle income and high income countries respectively is ?
A. less than $900, $900-$9000 and more than $9000
B. less than $5000, $5000-$15000 and more than $15000
C. less than $100, $100-$1000 and more than $1000
D. less than $5000, $5000-$150000 and more than $150000