Answer :
The trumpet is the instrument from the given options which is not a stringed instrument. It is instead a brass wind instrument. The sitar, violin, and guitar are all stringed instruments. Option C is correct.
The question asks about stringed instruments. These are musical instruments that produce sound through the vibration of stretched strings, which the player typically plucks, strums, or bows. The options given include the Sitar, a classical Indian musical instrument; the Violin, a well-known instrument in the category of string instruments; and the Guitar, a widely-recognized stringed instrument diverse in genre and use.
However, the Trumpet is not a stringed instrument. It is instead a brass instrument, which produces sound by the player buzzing their lips into a cupped mouthpiece. This categorizes it as a wind instrument rather than a stringed instrument.
Option C holds true.
Learn more about the topic of stringed instrument here:
https://brainly.com/question/26557019
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