<Tr> <Td> 5000 BCE </Td> <Td> Avocado </Td> <Td> Mexico </Td> </Tr> <Tr> <Td> 4000 BCE </Td> <Td> Common bean </Td> <Td> Central America </Td> </Tr> <Tr> <Td> 3400 BCE </Td> <Td> Cotton </Td> <Td> Tehuacan Valley, Mexico </Td> </Tr> <Tr> <Td> 2000 BCE </Td> <Td> Sunflowers Other beans </Td> <Td> </Td> </Tr>

Which of the following crops did not originate in the americas