It would be C) it decreased the amount of pirates and thieves
The correct option is C
The nineteenth century represents a turning point for the history of China and Japan with the arrival of Western powers in Pacific waters. Although the circumstances of both countries were very different, figuratively we could say that in the second half of the nineteenth century China lost the train of modernity due to its slow economic growth while Japan climbed quickly to the development plane.
Japan and contact with the West; At first they had had contact with some merchants from Holland, Russia and Great Britain. It was not until 1853-1854 with the Kangawa Treaty, and the US imposition. Through the military Matther Perry, that Japan opened its ports with commercial sights. All this caused a crisis in their traditional feudal structures, and a population that felt humiliated.
Before the panama canal people from East coast of America who wanted to go to Asia had to either sail around south America which took months or sail towards Asia and go around Africa which took even longer. The panama canal was a short cut right in the middle of central America which cut navigation time in half. Hope I helped. :)
Bloody Sunday made the country aware of civil rights for the first time.
The size of the Atlantic slave trade dramatically transformed African societies. The slave trade brought about a negative impact on African societies and led to the long-term impoverishment of West Africa. This intensified effects that were already present amongst its rulers, kinships, kingdoms and in society.