Question

Samuel Morse helped spark a revolution in communications. Which statements describe one of Morse's contributions?

Select all correct answers.

Answer 1

-he invented the electric telegraph that transmitted information instantaneously. -he developed the semaphore system, there by revolutionizing communications. -Telegraph wires spread across the continent by following railroad tracks west. -The first telegraph.

Answer 2

Telegraph wires spread across the continent by following railroad tracks west.

He devised a code of dots and dashes for sending messages over the wire.

He invented the electric telegraph that information instantaneously.

Step-by-step explanation:

I took the test.

Sorry this is late but for future people i guess <3