Catherine the Great ended serfdom in Russia.
O True
False

false

Explanation:

it false Catherine did not ended serfdom

False

Explanation:

Catherine the Great attempted to end servitude but the laws she was to reform were not passed.

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.