Multiple Choice
Suppose that in 2011, 3 million plasma TVs were purchased at $950 each, while in 2012, 4 million plasma TVs were purchased at $800 each. What might have caused this change?
A) The price of LCD TVs (a substitute for plasma TVs) fell.
B) The price of LCD TVs (a substitute for plasma TVs) rose.
C) There was an advance in plasma TV manufacturing technology.
D) There were fewer workers in plasma TV manufacturing.
Correct Answer:
Verified
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