Read the reading below carefully, and then complete it with the best uoption A, B,C or Dgiven below:
Can music exist without (1) ______ ? Some philosophers argue that music should be defined as a kind of “mental (2) ______ ” and that the physical aspects of sound are simply by-products of this image. If you (3) ______ you can have a musical experience by imagining the sound of a piece of music, then you think (4) ______ can exist without sound. But most musical experiences involve producing or (5) ______ to physical characteristics of sound such as pitch and timbre (quality comparable to texture or color in sight).

Can music exist without (1) ______ ?