Electricity is not considered a major expense category compared to housing, transportation, and food. Housing, transportation, and food are significant costs associated with living, while electricity is typically categorized under utility expenses. Thus, the correct choice is electricity as it doesn't fit into the major expense categories. ;
Electricity is the correct answer as it is not considered a major expense category like housing, transportation, and food. Housing, transportation, and food are essential expenses, while electricity typically falls under utility expenses. Therefore, the answer is C. electricity.
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