Multiple Choice
When personal computers were first produced,the price was very high.As time passed,the price of personal computers fell because
A) the demand for personal computers decreased.
B) people's incomes increased and personal computers are an inferior good.
C) the initial price was too high and nobody bought personal computers.
D) there were technological advances in the production of personal computers.
E) None of the above answers is correct.
Correct Answer:
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