<Tr> <Td> Pennsylvania </Td> <Td> Nixon </Td> <Td> Carter </Td> <Td> Reagan </Td> <Td> Reagan </Td> <Td> Bush </Td> <Td> Clinton </Td> <Td> Clinton </Td> <Td> Gore </Td> <Td> Kerry </Td> <Td> Obama </Td> <Td> Obama </Td> <Td> Trump </Td> </Tr> <Tr> <Td> Rhode Island </Td> <Td> Nixon </Td> <Td> Carter </Td> <Td> Carter </Td> <Td> Reagan </Td> <Td> Dukakis </Td> <Td> Clinton </Td> <Td> Clinton </Td> <Td> Gore </Td> <Td> Kerry </Td> <Td> Obama </Td> <Td> Obama </Td> <Td> Clinton </Td> </Tr> <Tr> <Td> South Carolina </Td> <Td> Nixon </Td> <Td> Carter </Td> <Td> Reagan </Td> <Td> Reagan </Td> <Td> Bush </Td> <Td> Bush </Td> <Td> Dole </Td> <Td> Bush </Td> <Td> Bush </Td> <Td> McCain </Td> <Td> Romney </Td> <Td> Trump </Td> </Tr> <Tr> <Td> South Dakota </Td> <Td> Nixon </Td> <Td> Ford </Td> <Td> Reagan </Td> <Td> Reagan </Td> <Td> Bush </Td> <Td> Bush </Td> <Td> Dole </Td> <Td> Bush </Td> <Td> Bush </Td> <Td> McCain </Td> <Td> Romney </Td> <Td> Trump </Td> </Tr>

Which one of the following geographical areas is a republican stronghold in texas