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Answer:
The Contralto is the lowest female singing voice and like the Basses and Countertenors, they're quite rare. The Contralto has a tessitura of around an E3-E5 and a good amount of vocal weight. These are the ladies that almost sound like men when they speak or sing lower notes.
Explanation:
Simultaneous contrast refers to the way in which two different colors affect each other. The theory is that one color can change how we perceive the tone and hue of another when the two are placed side by side.
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