Reconstruction refers to the process by which . a.
African Americans were elected to Congress
b.
states that had seceded were brought back into the Union
c.
Andrew Johnson became president following Lincoln’s death
d.
schools throughout the North were rebuilt

Answering: in America history followed the US civil war from 1867-1877 during efforts was made to assist former slaves as they made the transition from slavery to freedom

Explanation:

light bulb

explanation:

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.