Answer
Creating original research
A primary source is preferable to a secondary source when creating original research.
Check out Code of Federal Regulations/49/chapter 1/Part 172.
The removal of a large area of trees for human use
Your answer is D hope this helps
Answer: B) Cornelius Vanderbilt and the $1 million endowment he gave to Vanderbilt University.
"Robber barons" were powerful businessmen of the 19th-century United States who made their fortunes through dubious practices. Some of these morally questionable strategies are monopolies, the formation of trusts, exploitation of workers, etc. Cornelius Vanderbilt is an example of this type of industrialist. Moreover, a donation to Vanderbilt University is likely to be seen by most people as a "philanthropic" or charitable act.