Hmmm I'm thinking false..
It was primarily "b. An oil embargo" that contributed in forcing the U.S to confront the scarcity of fossil fuels, since up until then the US hadn't faced many issues in terms of acquiring enough fuel.
Earthen mounds
The city of Cahokia was founded by Mississippian culture near the current day city of St. Louis, MO.
Cahokia is known for the large earthen mounds created by tribes of the Mississippian flood plains. The large mounds were used as burial sites as well as tributes to the gods of the Cahokian people. This large site is believed to be the center of Mississippian tribes living up and down the river and connected by their mound building culture.
Answer: Narruto
Explanation: He is very famous. He says to Vote Biden.
They are an example of elephants