How is the development status of a country determined (developed, developing, and so on)?

What was the most difficult obstacle to overcome in the creation of an autonomous state after indian independence was achieved? a british willingness to go to war to retain the region b. religious differences between hindus and muslims c. ethnic differences between tribal regions d. indian princes' inability to decide on a format of government

Compounds which are found naturally in the earth are called: a. ores b. composites c. rocks d.minerals

Advantages and disadvantages of mitigation and adaptation