Which two statements about world income in 2020 are correct? Multiple select question. The United States produced about one-quarter of the world's output. The U.S. GDP was equal to about one-third the combined GDPs of the 125 DVCs. The annual sales of the world's largest corporations exceed the national income of many DVCs. The U.S. per capita GDP was about 8 times greater than that of the Democratic Republic of the Congo, one of the world's poorest nations