Many more Americans attend college today than in the 1900s, which best exemplifies
Cohort Effects.
Before the contract:
Archeologists trust that the main individuals to settle the Americas came here from Asia. It was said that they came strolling over a land connect amongst Siberia and Alaska. These Asian travelers took after groups of creatures which they relied upon for sustenance. In the end, these individuals settled in districts of North and South America and the Caribbean islands. Gatherings were little and generally scattered, and everyone in the end built up a tribal personality, dialect, and culture all its own.
After the contract:
The ailments conveyed to this mainland by the Europeans including bubonic torment, chicken pox, pneumonia torment, cholera, diphtheria, flu, measles, red fever, smallpox, typhus, tuberculosis, and whooping hack.
I believe the answer is D.
Answer:
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: