Calhoun was vice president of the United States in 1824 under John Quincy Adams and was re-elected in 1828 under Andrew Jackson. Jackson was for the Tariff of 1828 and caused Calhoun to be opposed to Jackson, which led to Calhoun's resignation in 1832.
Answer: b
Explanation: Obsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock
Answer:
Its ans...is Sahara desert...
