I’m doing homework late and I need help before 7:00

Which phrase correctly completes the statement? "the korean war " lasted 3 years. has never ended. was won by north korea. was won by south korea lasted 3 years. has never ended. was won by north korea. was won by south korea.

This territory was the site of numerous spanish missions but was severely depopulated in the 17th century by infectious disease and warfare with other indian tribes

The occurs when someone offers an unnecessary reward beforehand in an obvious effort to control behavior.