The correct answer is B.
This idea comes from Heart of Darkness, a novel concerned with the effects of imperialism and oppression. England had the biggest empire in the world; the saying went "The sun never sets on the British Empire."
When Marlow says these words, he is referencing the evil that England's imperialism was responsible for causing in African regions. The British Empire brought many gifts to England but much suffering to conquered lands.
Are you asking how to deal with someone who does this or a word to describe it?
has three main impacts on the economy, such as the increase of oil prices, financial downturns and it offers the opportunity to develop renewable energies.