The Following List Contains Items That Are Related to Aggregate

Multiple Choice

The following list contains items that are related to aggregate demand and/or aggregate supply.
1) Government Spending
2) Consumer Expectations
3) Degree of Excess capacity
4) Personal Income Tax Rates
5) Productivity
6) National Income Abroad
7) Business Taxes
8) Domestic Resource Availability
9) Price of Imported Products
10) Profit Expectations on Investments
-
Refer to the above list. A change in which factor is most likely to change both aggregate demand and aggregate supply?

A) 3
B) 5
C) 7
D) 9