Answer:
The answer is the third option Explanation:
Leader Henry Clay<span> designed a compromise, which failed to pass in early 1850, due to opposition by both pro-slavery southern Democrats, led by </span>John C. Calhoun<span>, and anti-slavery northern Whigs.</span>
The idea of manifest destiny greatly helped shape the U.S. governments's policies of land acquisition, since this held that the US was "destined" to expand from the Atlantic Ocean to the Pacific--meaning that the US embarked on a series of wars with Mexico and confrontations with Natives that helped the settlers move west.
Cesar Chavez led the successful boycotts of fruits and vegetables to put pressure on California growers to sign union contracts.
2nd one
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