Why did eating only corn make some Europeans sick?

Because of  pellagra

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.

travels along an axon. this triggers a wave of electrical activity that passes from the cell body along the length of the axon to the synapse