Which president served as a senator from Delaware for 36 years?

Which president was a tailor in Tennessee before politics? Which president was a real estate developer and host of 'The Apprentice'? Which president was a former owner of the Texas Rangers baseball team? Which president was a community organizer in Chicago? Which president was the first to be born in a hospital? Which president installed the first telephone in the White House? Which president was the first to ride in an automobile while in office? Which president was the first to appear on television?