They can buy 6 fossils because 68-40=28 and 28•4 is 6
Answer:B.He preserved the army through his leadership skills
In 1854, the Missouri Compromise was repealed by the Kansas-Nebraska Act. Three years later the Missouri Compromise was declared unconstitutional by the Supreme Court in the Dred Scott decision, which ruled that Congress did not have the authority to prohibit slavery in the territories.
Cant answer without the question