Which phrase correctly defines the amplitude of a wave?(1 point)

Responses

the vertical distance from the trough of a wave to the crest
the vertical distance from the trough of a wave to the crest

the horizontal distance from the crest of one wave to the crest of the next wave
the horizontal distance from the crest of one wave to the crest of the next wave

the horizontal distance from the trough of one wave to the trough of the next wave
the horizontal distance from the trough of one wave to the trough of the next wave

the vertical distance from the crest or trough of a wave to the equilibrium

the vertical distance from the crest or trough of a wave to the equilibrium.