U.S._____ make up about a quarter of the U.S.gross domestic product (GDP) .

A) petroleum exports
B) computer technology
C) exports and imports of goods and services
D) production of consumer electronic products

Gross Domestic Product (GDP)

Sum of all goods and services produced within a country’s boundaries during a specific time period, such as a year.

Exports and Imports

The act of selling goods and services to another country (exports) and buying goods and services from another country (imports).