The Figure Below Shows Three Different Per-Worker Production Functions: PF₁,PF₂,and

question 78

Multiple Choice

The figure below shows three different per-worker production functions: PF₁,PF₂,and PF₃.If PF₁ is the initial per-worker production function for a farm,which of the following reflects an increase in the number of tractors per worker in the farm?​ ​
Figure 8.1

• A)A movement from point D to point C
• B)An upward shift from PF₁ to PF₂​
• C)A downward shift from PF₁ to PF₃​
• D)A movement from point C to point D​
• E)A movement from point D to point B​

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