Which state ultimately has the greatest influence in determining the winner of a presidential election

The State of California has the greatest population, which means that the population is the highest in that state. The amount of Electoral College votes is based off of the population of the state.

answer; (a) he was a u.s senator for 38 years;

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.