Respuesta :
One of the first invention for long distance communication to be possible is A; telegraph.
- An invention can be regarded as a unique as well as novel device and a method that bring improvement to the society, of this invention is the ability of people to communicate from one place to another.
- Telephone, short-wave radio as well as telegram serves as an invention in area of communication but telegraph served as one of the first invention among them.
Therefore, option A is correct.
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