Which of the following factors was a cause of Russia's March Revolution? The outbreak of war in 1914 fueled national pride and united Russians.

Russia experienced food and fuel shortages and huge casualties in World War I.

Russia's economy remained solely focused on agriculture.

Nicholas was a strong ruler
who used force to impose his authority,

Russia experienced food and fuel shortages

i think the answer is c, rivers.

explanation:

sometimes, borders fall along natural boundaries like rivers or mountain ranges. for example, the boundary between france and spain follows the crest of the pyrenees mountains. for part of its length, the boundary between the united states and mexico follows a river called the rio grande. the borders of four countries divide africa’s lake chad: niger, chad, cameroon, and nigeria.