What invention improved communication during the American Industrial Revolution? A. automobile B. telegraph C. radio D. internet

the answer for your question is letter B its says telegraph

- "bill clinton ( the 42nd u.s. president, served in office from by low unemployment, declining crime rates and a budget surplus. during clinton's second term, the u.s. economy was healthy, unemployment was low and the nation experienced a major technology boom and the rise of the internet."