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35 votes
35 votes
Make sound by means of a keyboard which consists of a series of black and white keys

User Vrepsys
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2 Answers

12 votes
12 votes

Answer:

The answer is a piano. It makes sounds, consists of black and white "Keys" and is referred to as a keyboard in most cases.

User Galaktor
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12 votes
12 votes
A piano? The question is not so clear.
User Rajbir Shienh
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