Multiple Choice
Which of the following is a good example of efficient specialization and voluntary exchange?
A) A college professor hires someone to rototill a garden for spring planting.
B) A college professor works on the engine of a car for a neighbor who is a mechanic.
C) A lawyer decides to babysit his young child and agrees to do so for others for cash.
D) A physician agrees to help a neighbor work on her income tax return in exchange for her bookkeeping services.
Correct Answer:

Verified
Correct Answer:
Verified
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