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What was the Social impact on expansion during Antebellum?

The technological advances and religious and social movements of the Antebellum Period had a profound effect on the course of American history, including westward expansion to the Pacific, a population shift from farms to industrial centers, sectional divisions that ended in civil war,  and the abolition of slavery.

Explanation:

answer; ///i believe its (b); ///the president will sign it or veto the check first good luck

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity