To What Extent Did the New Imperialism Result in Economic

To what extent did the New Imperialism result in economic gains and why?

A) The economic gains were substantial because the new lands had vast resources that had been largely undeveloped.
B) The economic gains were substantial but could only be enjoyed after decades of development of the local infrastructure.
C) The economic gains were limited because the new, more democratic governments lacked the political skill to dominate subject peoples.
D) The economic gains were limited because the new colonies were too poor to buy European goods and offered few immediately profitable investments.