Answer
The flute takes center stage in Dutilleux's Sonatine, defining its musical personality. This woodwind instrument, known for its lyrical and agile qualities, lends itself perfectly to the composer's exploration of melodic lines and intricate textures. Dutilleux masterfully exploits the flute's expressive range, from delicate whispers to soaring flights, making it an indispensable component in shaping the sonatine's captivating musical narrative.