Please DON'T ANSWER THANK YOU...Samuel Morse helped spark a revolution in communications. Which statements describe one of
Morse's contributions?
Choose all answers which are correct.
The first telegraph line ran from Philadelphia, Pennsylvania, to New York City.
He invented the electric telegraph that transmitted information instantaneously.
He developed the semaphore system, thereby revolutionizing communications.
He devised a code of dots and dashes for sending messages over the wire.
Telegraph wires spread across the continent by following railroad tracks west.