Step 1: Identifying the instrument.
The image shows an Indian classical musician playing a string instrument. The instrument has a distinct design with a large resonating body, fretless neck, and multiple strings.
Step 2: Explanation.
The Sarod is a popular Indian classical instrument known for its deep, rich tones, and is similar in shape to a guitar but differs in its fretless design. The other instruments do not match the Sarod’s appearance.
Step 3: Conclusion.
Thus, the instrument shown is a Sarod.