The discovery of oil in South Sudan sparked the independence movement that eventually led to the division of country.
The Oil was discovered in Bentu and Heglig districts of South Sudan in 1978. The central government in Khartoum took over the oil districts of South Sudan which sparked rebellion in South Sudan and on the other hand South Sudan wanted to have a greater share in oil revenue. It resulted into conflict in Sudan for a long time and ultimately on 11 July 2011 South Sudan attained her Independence and thus lead to division of Sudan.
It began with the Portuguese, who went to West Africa in search of gold. The first Europeans to come to Africa's West Coast to trade were funded by Prince Henry, the famous Portuguese patron, who hoped to bring riches to Portugal
I can say that the one being described above is option D. This is what we call EXECUTIVE PRIVILEGE. This is a kind of privilege that is being taken by the President given the to the government's executive branch. What this privilege does is that it allows to withhold any information such as publication of materials to the general public. Hope this helps.
<span>Delivering water to dry areas for growing crops</span>
C. An acropolis, for civic and religious rituals