This person above me is advertising for a different website that is not Brainly so
Answer:
owa owa no sé que solo respondo por puntos, pero si adivino, digo umm, no aprendimos esto, así que no sé
Explanation:
Secular or <span>not oratorio
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<em>Answer:</em>
<u><em>D</em></u>
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<u><em>Explanation:</em></u>
<u><em>Hertz is the SI unit used for frequency, and it is defined as one wavelenght per second in physics. Considering that waves repeat themselves in cycles, D is a reasonable answer</em></u>
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