Generally speaking, conflict between North Korea and South Korea was caused by a difference in "government systems", since the North was communist and the South was democratic.
C. The rules of inheritance on tribal lands
This is because there is no really particular rule of inheritance because it doesnt concern the government
It benefits companies by letting geologists find out where oil would likely be by studying surface rock formations, magnetic fields and even slight variations in gravity. One of the most important innovations in oil exploration was 3-D seismic imaging. The companies end up making tones of money off the research that they find
Answer: Reconstruction Finance Corporation
Explanation: