I believe it was William "dudley" Haywood
Turnpike had it on my test like five minutes ago
B- The Manhattan project was a top secret project carried out by the U.S government to create an atomic bomb.
It protected the United States from competitors located in foreign countries.
Answer: Thomas Edison
Explanation: The dictionary says it was Thomas Edison who put hello into common usage. He urged the people who used his phone to say "hello" when answering. His rival, Alexander Graham Bell, thought the better word was "ahoy."