The correct answer is B) Japan used two main methods of leadership to control Korea.
The best thesis statement for an essay on Japan's imperialistic policies is that Japan used two main methods of leadership to control Korea.
When writing an essay, it is very important to have a powerful thesis statement that could catch the attention of the reader. In this case, the statement written above is a good one in that is referring to the methods Japan used to force submission and control Korea. This thesis gives a good idea of the imperialistic policies that Japan used to control its enemies and maintain its territories.