"Et al" would be the Latin phrase that is used with the primary author's name when a book has more than three authors, the reason why this Latin phrase is used is because this means "and others" that refers to the other authors that wrote the book.
Answer:
1- Qui sait.
2-ils descendaient d’un petit poisson en forme de feuille qui n’avait ni yeux, ni nageoires, ni os.
its french
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