I would use a punnet square to explain this. the probability is 50% for a boy and 50% for a girl.
The Answer Is B because he is not trying to relate to the audience which would be Pathos and he is not using logic or information to convince the audience which is Logos Therefore it is Ethos , Ethos is using ethical appeal.
Answer:
passive voice:
The children enthralled us by delivering the marvelous performance.
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