<Table> <Tr> <Td> </Td> <Td> <P> Pycnogonida (sea spiders) </P> </Td> </Tr> <Tr> <Td> </Td> </Tr> <Tr> <Td> Euchelicerata </Td> <Td> <Table> <Tr> <Td> </Td> <Td> <P> Xiphosura (horseshoe crabs) </P> </Td> </Tr> <Tr> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> <P> Arachnida </P> </Td> </Tr> <Tr> <Td> </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td> </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> <P> Pycnogonida (sea spiders) </P> </Td> </Tr> <P> Pycnogonida (sea spiders) </P> <Tr> <Td> Euchelicerata </Td> <Td> <Table> <Tr> <Td> </Td> <Td> <P> Xiphosura (horseshoe crabs) </P> </Td> </Tr> <Tr> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> <P> Arachnida </P> </Td> </Tr> <Tr> <Td> </Td> </Tr> </Table> </Td> </Tr>

Why are mites and ticks the closest relatives of the spider