Question

हम hello क्यो कहते है।​

Answer 1

Answer:

the term'hello' first used by Thomsan Edison to answer the phone .we all have grown up to say hello.it is mainly help to greet the people specially their attention

@khushu

Answer 2

The term 'hello' was first used by Thomas Edison to answer the phone. It then became the standard for answering calls

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