The following statement "like real GDP, investment fluctuates, but it fluctuates much less than real GDP" is False.
A country's gross domestic product (GDP) is a financial measure of the market worth of all the completed goods the nation produces and sells over time. Due to its complexity and subjectivity, this measure must be repeatedly changed before it can be regarded as a trustworthy indication.
GDP per capita does not account for variations in the cost of living and inflation rates of various nations, even if nominal GDP is superior for comparing national economies on the global market. Therefore, it may be more appropriate to compare living standards between nations using a purchasing power parity (PPP) GDP per capita basis.
Hence the correct option is B
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