One Possible Way of Achieving Faster Economic Growth Is to

One possible way of achieving faster economic growth is to

A) limit schooling in order to have more people in the labour force, producing goods and services.
B) promote tax saving so that people spend more and businesses' profits are larger.
C) abolish the system of patents and copyrights so that everyone can use other people's ideas.
D) encourage research and development.
E) limit international trade to only a few countries so that the nation is not hurt by too much trade.