Assuming after the opening phrase is sung by one person, other voices enter and sing together. what describes the relationship among the voices (the texture) is: The highest voice tend to sings the melody while the others harmonize with it.
Melody is what gives a songs a special musical tones when it is added to a songs which inturn makes the person listening to the music to enjoy the song.
Based on the given scenario what tend to describes the relationship among the voices is that the highest voice tend to sings the melody while the others tend to harmonize as harmony tend to add variety of pitches to a song or add notes to the melody and all voices and as well change syllables at the same time.
Therefore the highest voice tend to sings the melody while the others harmonize with it.
Learn more about melody here:https://brainly.com/question/18258610
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