GDP is important because it is a leading indicator of a country's economic health. It gives economists an idea of the nation's financial viability. <span>The GDP calculates the economic value of all produced goods and services generated by the country. Keeping track of it you would know or maybe predict the future trends of the economy of a country. Hope this answers the question.</span>
Answer: The stong nationalism of the Serbians.
Explanation: The Serbians were against plans of Austria-Hungary to colonize their land.
Culture. Food, behavior.
History. Common past.
Religion. Majority of shared faith.
Nationality. Belief in common ancestry.
Territory. Boundaries, like Lake Michigan.
Language. Common dialect.
Nation-state. An independent geopolitical unit of people having a common culture and identity.
Well, has a primary source, it’s probably A. person
D) the cost for both plans are exactly the same for 500 text messages