D) The war did not change the governments.
The Korean War broke out in 1950 and lasted for roughly three years. North Korea established the Communist-aligned Democratic People's Republic of Korea while South Korea settled into liberal democracy (after alternating periods of autocracy and democracy). Both claims to be the true and sole government of the whole of Korea and believes the border to be temporary.
B. Fertile. i believe. no promises
Supply-side fiscal policy is used with the idea that rich people stimulate job growth by hiring more people. This has proved to be somewhat inaccurate, however.