The purchases made by the foreign sector are called __________; the purchases made by the household sector are called __________; the purchases made by the government sector are called __________; and the purchases made by the business sector are called _________.
1) Exports, Consumption, Government spending, Investment
2) Imports, Savings, Taxes, Exports
3) Imports, Consumption, Taxes, Investment
4) Exports, Savings, Government spending, Exports