They read various books, maps, documents, etc
The thing that caused the Indian removal act was the fact that "In 1828 Andrew Jackson was elected president of the United States, and he immediately declared the removal of eastern tribes a national objective. In 1830 Congress passed the Indian Removal Act, which authorized the president to negotiate removal treaties.Jul 23, 2018
Cherokee Removal | New Georgia Encyclopedia
https://www.georgiaencyclopedia.org/articles/history-archaeology/cherokee-removal "
Answer: a) The Arctic Ocean borders Russia only to the north.
