Enslaved Populations of Selected States State
1830
1840
1850
Delaware
Maryland
Virginia
Tennessee
Alabama
Mississippi
3,292
102,994
469,757
141,603
117,549
65,659
2,605
89,737
449,087
183,059
253,532
195,211
2,290
90,368
472,528
239,459
342,844
309,878
7 Which statement best explains the changes shown in this table?
A Slaves from the Upper South were moved to the Lower South to work on
cotton plantations,
B The Upper South experienced an agricultural labor shortage in the
antebellum period.
C Slaves were transferred from the Lower South to the Upper South to work in
newly built factories.
D The Lower South lost population as settlers migrated west to establish new
plantations