Question

what are the major issues of human development

Answer 1

education and food .these are the major issues

Answer 2

First the universe was made then all planets are rotate with sun and itself . at that time a planet is close to another then some cell are transferred to another and we know that if 2 molecule of hydrogen is react with oxygen then water is formed just like that in space this reaction is takes place and the rain of water is transferred on a planet this is our earth . and because of this atmosphere was made and man also made