Final answer:
The three instruments typical of qawwali music are tabla, harmonium, and sitar, where the tabla provides rhythm, the harmonium offers melodic accompaniment, and the sitar adds a distinctive melodic flair.
Step-by-step explanation:
The three instruments typical of qawwali music include the tabla, harmonium, and sitar. The tabla, a pair of drums, is essential for maintaining rhythm in qawwali. The harmonium provides the melodic base and is often used for accompaniment. Lastly, the sitar, a plucked string instrument, adds a distinctive sound that is characteristic of the style.
Instruments like the flute and dhokla are not typically associated with qawwali. Flutes are wind instruments used in various musical traditions. The dhokla, however, is not an instrument but is actually a type of Indian food, showing a misunderstanding or typographical error in the question provided.