Czarina catherine the great's territorial acquisition thrust was aimed at a. conquest of western europe in retaliation for napoleon's 1812 invasion. b. establishing a russian base in interior canada. c. the warm-water black sea via ukraine. d. four islands near japan.

c. the warm-water black sea via ukraine.

Explanation:

Famously known as Catherine the Great, Catherine II (ruled 1762–1796) considered herself as the holy daughter of Peter the Great and sustained his militar and cultural policies.

Throughout her rule she develope formidable strategies for Russian expansion, overcoming regions in the south to procure warm-water Black Sea ports required for Russian trade. Futhermore, she obtained territories that had belonged to Poland.

its many islands, high mountains, and remote peninsulas isolated population centers.