The diagram below shows a set of budget lines facing a household. 
FIGURE 6-8
-Refer to Figure 6-8.The movement of the budget line from ab to ef could be caused by
Definitions:
Contingency Plans
Strategies prepared in advance to address possible future emergencies or unexpected events.
Voting Process
The structured procedure through which individuals express their choices or preferences in an election or decision-making situation.
Dot Planning Strategy
A strategic approach involving the placement and connection of dots (or points) to represent or prioritize tasks, steps, or locations in planning.
Negative Publicity
Adverse media attention or public scrutiny that can harm an individual's or organization's reputation.
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Q159: Four of the five statements below contain