What are four things u have to do to become an american citizen

Citizenship through naturalization.

Citizenship through marriage.

Citizenship through parents.

Citizenship through the military.

answer; ///i do believe that the correct answer is (d); ///athens had a small population;

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.