Answer:
A)Crude oil an important source of energy is now extracted from beneath the ocean floor
Southeast of michigan, south of lake erie, east of indiana, west of pennsylvania, north of kentucky and west virginia
Answer: Migrants have contributed to the development and expansion of small businesses, which are the cornerstone for the Australian economy. They have contributed to the development of technology bringing to the country cutting edge technology in particular from Asia and Eastern Europe.
Explanation: i hope this helps :)
Sedimentary is the answer
