<Ul> <Li> by guarantee </Li> <Li> by shares </Li> <Li> proprietary </Li> <Li> public </Li> </Ul> <Tr> <Th> United States </Th> </Tr> <Tr> <Td> <Ul> <Li> Benefit corporation </Li> <Li> C corporation </Li> <Li> Limited liability company (LLC) <Ul> <Li> Low - profit LLC </Li> </Ul> </Li> <Li> Series LLC </Li> <Li> Limited liability limited partnership (LLLP) </Li> <Li> S corporation </Li> <Li> Delaware corporation / statutory trust </Li> <Li> Massachusetts business trust </Li> <Li> Nevada corporation </Li> </Ul> </Td> </Tr> <Ul> <Li> Benefit corporation </Li> <Li> C corporation </Li> <Li> Limited liability company (LLC) <Ul> <Li> Low - profit LLC </Li> </Ul> </Li> <Li> Series LLC </Li> <Li> Limited liability limited partnership (LLLP) </Li> <Li> S corporation </Li> <Li> Delaware corporation / statutory trust </Li> <Li> Massachusetts business trust </Li> <Li> Nevada corporation </Li> </Ul>

Which of the following is the least common type of business organization in the united states