The answer is: B. Guitar
A flute, sitar, violin, and veena are all stringed instruments. A guitar is a fretted musical instrument that typically has six strings and is played by plucking the strings with the fingers or with a plectrum. The guitar is one of the most popular instruments in the world and is used in a wide variety of musical genres.
A flute is a woodwind instrument that is played by blowing air across a hole in the instrument. The flute is one of the oldest instruments in the world and is used in a wide variety of musical genres.
A sitar is a stringed instrument that is played by plucking the strings with the fingers. The sitar is a traditional instrument in Indian music and is often used in classical Indian music.
A veena is a stringed instrument that is played by plucking the strings with the fingers. The veena is a traditional instrument in Indian music and is often used in classical Indian music.