Todo app for my iPad to use and the iPad version of answer is A
John Calhoun argued that the 1828 tariff helped the North at the expense of the South (c). This was the case because the tariff bolstered Northerner industrial markets but required Southerners to pay more for manufactured good.
Answer:
Battle of Marathon, (September 490 bce), in the Greco-Persian Wars, decisive battle fought on the Marathon plain of northeastern Attica in which the Athenians, in a single afternoon, repulsed the first Persian invasion of Greece.
Explanation: