Which statement best describes how African Americans in the South contributed to the Union war effort? African Americans left the South for border states.

A. African Americans left the South for border states.

B. African Americans staged work slowdowns.

C. African Americans provided nursing care.

D. African Americans stayed and continued to work hard.

B. African Americans staged work slowdowns

Explanation:

Enslaved African American contributed to the Union war effort in varieties of way both in active and passive way. Some of these ways includes but not limited to slowdowns and absenteeism to negotiate some of the terms of their labor, breaking tools, feigning illness and committing acts of arson.

in 1803 the louisiana purchase took place, doubling the size of the country. by 1840 almost 7 million americans had migrated westward in hopes of securing land and being prosperous. the belief that settlers were destined to expand to the west is often referred to as manifest destiny.

explanation:

b. martin luther king jr. wrote and spoke "i have a dream"

explanation:

i know this 100 percent is correct   b. is the best one. < 3