Answer;
C. a common language.
In the 1800s, an important motivation for both "old" and "new" immigrants to settle in ethnic neighborhoods was a common language.
Explanation;
The old immigrants came from the northern or western Europe while the new immigrants came from southern or eastern Europe.
Old immigrants were protestant while the new immigrants were Catholic , Orthodox or Jewish.
The word that would best describe the effect on each of these four groups would be regression.
Answer: Factory Girls Association
Explanation:
1832 Morse found a way to send signals along an electrical cable (using pulses of electricity) and developed Morse code. Congress constructed an experimental telegraph line (1843) which worked...by 1860, more than 50,000 mi of wire connected most parts of the country. Helped prevent accidents and benefited American Journalism.
An American financial services and communications company founded in 1851; as an industrialized monopoly, it dominated the telegraph industry in the late 19th century.; it was the first communications empire and set a pattern for American-style communications businesses as they are known today.