Correct. The answer is d. The Industrial Revolution made it possible for American manufacturers to produce new weapons and ammunition for use by the American armies during the Civil War. The development of the musket-rifle and the minie ball allowed soldiers to fire on one another more easily and more accurately, and with greater effectiveness, causing the high level of serious injuries that soldiers from both armies suffered.

Incorrect. The answer is d. The Industrial Revolution made it possible for American manufacturers to produce new weapons and ammunition for use by the American armies during the Civil War. The development of the musket-rifle and the minie ball allowed soldiers to fire on one another more easily and more accurately, and with greater effectiveness, causing the high level of serious injuries that soldiers from both armies suffered.

Correct. The answer is b. Sources 3 and 4, which describe the methods and efficacy of surgical techniques used in military hospitals during the Civil War, reveal that modern sanitation practices that would have limited the spread of disease had not yet been introduced.

Incorrect. The answer is b. Sources 3 and 4, which describe the methods and efficacy of surgical techniques used in military hospitals during the Civil War, reveal that modern sanitation practices that would have limited the spread of disease had not yet been introduced.

Correct. The answer is b. Letterman borrowed strategies pioneered in industrial settings to organize and administer an effective system of triage, transportation, and treatment of battlefield casualties.

Incorrect. The answer is b. Letterman borrowed strategies pioneered in industrial settings to organize and administer an effective system of triage, transportation, and treatment of battlefield casualties.

Correct. The answer is c. Source 2 suggests that the Civil War’s particularly high levels of serious and fatal casualties resulted from the use of new military technology—especially the minie ball—and the persistence of traditional military tactics that had been perfected during the heyday of the musket and bayonet charge.

Incorrect. The answer is c. Source 2 suggests that the Civil War’s particularly high levels of serious and fatal casualties resulted from the use of new military technology—especially the minie ball—and the persistence of traditional military tactics that had been perfected during the heyday of the musket and bayonet charge.