Which of the following is the primary measure of a nation’s income and output?
a) net national product
b) gdp
c) the macroeconomy
d) national income

B. GDP

Explanation:

The Gross Domestic Product is the total value of everything that a nation can produce.It includes the personal consumption expenditures added to the business investments plus government spending plus exports minus imports.This will measure the nation's overall economic activities.When the value of GDP is high, the economy is stable with more job opportunities for its people.

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the business rule that governs the relationship is one-to-many as there are multiple customers for each agent.

answer; /// the best answer to the above question is; the main economic goal that a society consider when deciding the best way to distribute its wealth is equity, this to ensure that all resources are equally distributed; ///(a) (economic equity)