_____ is a measure of speed.

A) Tempo
B) Range
C) Volume
D) Intonation

Tempo

The speed at which a passage of music or any other activity is performed, often dictating the rhythm and pace.

Volume

The amount of space that a three-dimensional object occupies or the intensity of a sound.

Intonation

The variation of pitch in speech, which can convey different meanings, emotions, or nuances in verbal communication.