Why did the South attack Antietam?

Overview of the Battle of Antietam (1862) during the American Civil War. Battle of Antietam, also called Battle of Sharpsburg, (September 17, 1862), in the American Civil War (1861–65), a decisive engagement that halted the Confederate invasion of Maryland, an advance that was regarded as one of the greatest Confederate threats to Washington, D.C. The Union name for the battle is derived from Antietam Creek, which flows south from Gettysburg, Pennsylvania, to the Potomac River near Harpers ...

Explanation:

answer: your option is d

explanation:

in the 1800s, chinese workers migrated to the united states, first to work in the gold mines, but also to take agricultural jobs, and factory work, especially in the garment industry. chinese immigrants were particularly instrumental in building railroads in the american west, and as chinese laborers grew successful in the united states, a number of them became entrepreneurs in their own right. as the numbers of chinese laborers increased, so did the strength of anti-chinese sentiment among other workers in the american economy. this finally resulted in legislation that aimed to limit future immigration of chinese workers to the united states, and threatened to sour diplomatic relations between the united states and china.