<span>b. became even worse than before the war. </span>
A,B and the one you already have checked
That fact indicates that every government decisions that made is most likely would benefit these companies.
In United States, 6 companies controlled 90% of the Media.
This will give them a lot of power to control informations that could influenced the outcome of the election. So they can pretty much appoint whichever candidates that suited their agenda.
I think it would be China