A student does an experiment for a science fair to study whether temperature affects the timing of a cricket's chirps. The student keeps a cricket in an enclosed box that is heated to different temperatures each day for twelve days. The student records the cricket's chirps by using a sound-activated microphone so the timing of the chirps can be measured. Which is the dependent variable in this experiment?
A. size of the box
B. temperature of the box
C. timing of the cricket's chirps
D. volume of the cricket's chirps
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