I think the answer is "c" but it might also be "A"
El fin de semana yo no quiero ser los quehaceres
Sound intensity, amount of energy flowing per unit time through a unit area that is perpendicular to the direction in which the sound waves are travelling.
<span>¿Quiénes eran los dos ganadores del Premio Nobel del país de Guatemala? Miguel Angel Asturias y Rigoberta Menchu Tum fueron los ganadores del promio ...</span><span>
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