I think the best answer from the choices listed is "C"....
Citizens can work to support or oppose bills proposed by Congress in a number of ways including calling or speaking to their Congressional representatives, gathering grassroots support to lobby the government, working with lobbyists to lobby the government, or using the media as a tool to influence the process of passing the bill.
Food shortages , it is the conditions promoted changes in the soviet union.
The growing discontent among Paris workers played a huge part in the formation of the Paris Commune. The working-class populace of Paris became far more radicalized and highly politicized at the time, giving them the will to start Commune uprisings.