Possibly the telegraph. Morse code came into place with that. People could communicate with ticks.
The Great Compromise of 1787 was a meeting about issues in the government and how they were going to be set up properly. This resolved the issue of representation in government and ended up agreeing on proportional government for the upper and lower house.
Answer:
B
Explanation:
HUAC acted recklessly in attempting to find communist influence in the USA
Because of the economical and military strength of the country.