What mistake did British General Cornwallis make that ultimately caused his defeat?(1 point) Responses He failed to cut off supply lines to the Carolinas. He failed to cut off supply lines to the Carolinas. He retreated to Yorktown where he was trapped. He retreated to Yorktown where he was trapped. He failed to listed to Benedict Arnold who informed him of important information on the Americans.

Answer 1

The key mistake that British General Cornwallis made that ultimately caused his defeat was that he retreated to Yorktown where he was trapped. This decision left his forces vulnerable to a combined siege by American and French troops, leading to his surrender in October 1781.