In economics, an upward trend in the business cycle is defined as a gain in output and employment, which leads to an uptick in household and business earnings and expenditure.
Option A is correct Expansion
What does the term "business cycle" mean?
Business cycles are one type of variation that can occur in a nation's total economic activity.
A business cycle consists of broad-based economic activity expansions that nearly coincide with one another, followed by broadly based economic activity contractions (recessions).
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