<Tr> <Td> Oklahoma City FC </Td> <Td> Women's Soccer </Td> <Td> WPSL </Td> <Td> Miller Stadium </Td> <Td> Oklahoma City </Td> <Td> OKC Metro </Td> </Tr> <Tr> <Td> Oklahoma City Energy </Td> <Td> Men's Soccer </Td> <Td> USL </Td> <Td> Taft Stadium; </Td> <Td> Oklahoma City </Td> <Td> OKC Metro </Td> </Tr> <Tr> <Td> Tulsa Roughnecks </Td> <Td> Men's Soccer </Td> <Td> USL </Td> <Td> ONEOK Field </Td> <Td> Tulsa </Td> <Td> Tulsa Metro </Td> </Tr> <Tr> <Td> Tulsa Athletics </Td> <Td> Men's Soccer </Td> <Td> NPSL </Td> <Td> Drillers Stadium </Td> <Td> Tulsa </Td> <Td> Tulsa Metro </Td> </Tr>

Which is the best description of the economic activity of the oil industry in oklahoma