What is a matrilieal clan?
PLZ EXPLAIN

It is an exogamic group of blood kin related through the maternal line that recognizes its unity, as reflected in clan names, totemism, and descriptions of the matrilineal clan as “those from one womb” or “one bone.” The matrilineal clan exists among many tribes and peoples at different stages of preclass society, IT WAS LEAD BY THE OLDEST

Explanation:

Brainliest

I'm also a idiot  

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.