Which phrase describes the explorations of henry r. schoolcraft?
question 4 options:

went from arkansas post to fort smith in 1818

was the most famous explorer of the louisiana purchase

produced the first english-language records of arkansas

visited settlements at calico rock

The correct answer is: he went from Arkansas post to Fort Smith in 1818. His first contact with the frontier occurred during a mineralogical journey through Arkansas in 1817 and 1818. Schoolcraft is known for its discovery of the source of the Mississippi River. He was a geographer, ethnologist and geologist.

congress also has implied powers, which derive from the necessary and proper clause of the constitution and permit congress "to make all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states.