Which of the Following Is an Accurate Commentary on America's

Which of the following is an accurate commentary on America's
Economic growth record?

A) Overall GDP/capita growth has 2 ½ times faster in the United States compared to most of the industrial nations since 1870
B) Only Japan has shown an impressive economic growth rate over the past 30 years
C) America's growth record was quite commendable up until the 1970s but since then has not been remarkable compared to the rest of the world
D) All of the above
E) None of the above