The African empires remained largely as traditionalists and agriculturists. They stayed in their territories working hard to achieve progress. The Swahili city-states were traders and craftsmen. Their culture had been influenced by Middle-Easters and Indian territories. They were able to make dealings with overseas territories which helped them increase their economy.
The correct answer is - B. Britain was more densely populated in 1911 than in 1701.
Britain had had a steady rise in its population after the Middle Ages finished, and at the beginning of 18th century its population was significantly larger. Than it was noticed a big increase in the population, and this was mainly due to the industrial revolution. The population of the country was growing rapidly, and very soon it doubled in numbers, so by the year 1911, the British population was much bigger, and the island was much more densely populated.
For the United States, the pursuit of freedom was born from its origins, and has a lot of relation to the war, taking examples that the Americans fought since the Independence of the 13 Colonies, later fought the American civil war, and finally the most important world war, World War II. For the history of the United States, freedom has been obtained through war with different powers and between the same country, to liberate America from slavery. Many of today's US bellicose interventions have been to liberate areas considered oppressed or dangerous, and although this is highly debatable globally, such actions have been pursued seeking freedom.