Answer:
Boeing sells an airplane to the Air Force is purchases by the Government
Boeing sells an airplane to the American Airlines is Investment
Boeing sells an airplane to the Air France is net exports
Boeing sells an airplane to the Amelia Earhart is Consumption
Boeing builds an airplane to be sold next year is an Investment
Explanation:
Purchases by Government represent goods and services bought by Federal,State or Local tier of Government and Air Force is part of the Government
Investment refers to goods bought in order to produce other goods or services,since American Airlines would convey passengers in the airplane,no doubt it is an investment.
Net export exports relate to worth of goods and services provided to other nations less the value of such goods and services the foreign nations provided to ours.Since the sale to a foreign company,it is ultimately a net exports taking import as zero.
Consumption refers to sale of goods and services to private individuals intended for private use.
Building up stock for sale next year is an investment in inventory.