Answer :
Answer:
telegraph
Explanation:
It used a code known as Morse Code that is still used to this day.
It consisted on 'taps'
. . . - - - . . .
S O S
Answer:
telegraph
Explanation:
It used a code known as Morse Code that is still used to this day.
It consisted on 'taps'
. . . - - - . . .
S O S