Final answer:
The correct option to complete the sentence is 'una voz.'
Explanation:
The correct option to complete the sentence is: una voz.
In this sentence, 'Tu madrina tenía una voz bellísima cuando cantaba en el coro,' the phrase 'una voz' means 'a voice' in Spanish and is the most suitable option to complete the sentence.
For example, the sentence could be completed as: 'Tu madrina tenía una voz bellísima cuando cantaba en el coro.'
Learn more about Spanish vocabulary here:
https://brainly.com/question/40903554
