In the 1920s many people in the us favored a policy of what to keep the nation what with other nations

yes.

explanation:

because it let the japanese know who had the upper hand in the war.

the fact that could also be added to column b is that during world war ii, specifically between the years 1941 and 1945, japan expanded its territory towards the indonesian territory in what was known later as part of the "pacific war". in that time, japan could conquer the philipines, singapore,   borneo, central java, malang, cebu, sumatra and various other islands of the area, therefore expanding its territory for a brief period of time.

(1)representation based on state population (2)all states have equal representation apex