Read this sentence from paragraph 1: The territories, it declared, were the common property of the states of the Union and hence open to the citizens of all states with all their personal possessions.
What idea mentioned in Bradley’s article does this sentence support?

The author mentions the implications of Jefferson Davis’s resolutions. This issue is one of several the author mentions as contributing to the climate of discord and distrust that lead to the Civil War between the Northern and Southern states. The correct answer is the one that re-states the thesis of the passage while connecting to the highlighted sentence.