Multiple Choice
The following diagram shows two budget lines: A and B. 
Which of the following could explain the change in the budget line from A to B?
A) A simultaneous decrease in the price of x and the price of y.
B) An increase in income.
C) An increase in income and a decrease in the price of y.
D) Both a and b
Correct Answer:
Verified
Correct Answer:
Verified
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