The correct option is D
In 1931, Japan suffered the decline of exports due to the decline of trade in the Great Depression and the protectionist measures that the powers put in place to try to alleviate it. The commanders of the Kwantung Army, which protected the South Manchurian Railway, decided to occupy it, in the hope that the region would serve as a source of food and raw materials and as a market for Japanese products. The military command believed that the invasion would allow to reach the autarky that he considered necessary for the future war with the Western powers that he was convinced would explode.
GDP per capita is used to measure STANDARD OF LIVING, <span>but it does NOT include: Unpaid Work
Gross Domestic Product is calculated by : Total production in that country/ Total population
Unpaid work ( such as creating presentation at home) often hard to recognize because there are no reliable method measure it in numbers.</span>
Another way your question could be framed is “why do nations use imperialism on weaker countries?” and the simple answer is there are several motives such as ethnocentric purposes, religion, access to natural resources, expanding power, etc. Specifically people resort to imperialism on weaker countries because they are vulnerable to accept whatever helps the people survive in times of unrest.
Operation torch was designed to take back northern Africa it cost the allies around 480 men in casualties and 720 injured But ultimately took back northern Africa from the axis.