How did the Mexican War encourage the sectional crisis in the US in the late 1840s? A)Proslavery and antislavery groups disagreed over whether the lands
acquired in the war should be open or closed to slavery.
B)Mexico was threatening to invade Texas and bring about an end to slavery
C) Mexican-produced cotton was increasing in competition with the South
and was, in turn, increasing the demand for Southern slaves.
D)Mexico was only willing to sell lands to the United States if they would be
closed to slavery.

Pls me! the black codes were various state laws in the south concerning african-americans which of the following statements about the black codes is not accurate. a. the black codes protected the civil rights of african-americans. b. african americans who cannot afford to pay a fine could be jailed and then be hired out to anyway person who could pay the fine. c. some southern states passed laws that prohibited is african-americans from voting or serving on jury‘s. d. the black codes were designed to force african-americans into a condition of near slavery.