<Ul> <Li> Maiolica </Li> <Li> Delftware </Li> </Ul> <Li> Lead - glazed earthenware <Ul> <Li> Victorian majolica </Li> <Li> Creamware </Li> </Ul> </Li> <Ul> <Li> Victorian majolica </Li> <Li> Creamware </Li> </Ul> <Li> Lusterware with special iridescent glazes </Li>

Which of the following types of clay fired at the highest temperatures