The answer to your question is grasslands
Base on my research, the African colonies are characterized by the lack of services, non-representative governments, larger police forces and worst is the forced labor. These are the style of the European rule during the so-called "THE AFRICAN COLONIES OF GERMANY AND THE WAR" from the journal article of Adams C. C. (Jun. 1916).
The correct answer is - B. pull factor.
The intervening opportunity is considered as a significant pull factor for someone to migrate to a certain place. The pull factors are essentially things that are attracting someone to a certain place, thus migrate to that place because of the better living conditions in multiple aspects.
Intervening opportunity is the opportunity for settling at a certain place, less by distance or population pressure, at least at the starting point of the settling.
Answer:
There will be no income for the company
The factors that contributed to the environmental problems which exist in Europe was that B. Much of Europe is densely populated.