Three firms, X, Y, and Z, operate in the same industry, although their products have different features and are priced differently. The following table provides the prices and the quantities sold (in units) during the period 2000-2002. 
Which of the following is the Laspeyres price index for 2002, using 2000 as the base year?
Definitions:
Kingsley Davis
A notable sociologist and demographer who contributed to the study of population theory and urbanization.
Talented People
Individuals possessing a high degree of skill, ability, or natural aptitude, often in specific areas such as arts, sports, or academics.
Erik Olin Wright
A sociologist known for his work on social class, inequality, and alternatives to capitalism.
Class Analysis
The examination of society based on the distinct social classes within it, focusing on the relationships, conflicts, and inequalities between these classes.
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