题目内容
（请给出正确答案）
[主观题]
Which of the following statements indicates the success of the experiment？ A．Belle
Which of the following statements indicates the success of the experiment？
A．Belle responded to the robots successfully.
B．Belle and the robots danced beautifully.
C．Belle and the robots responded to the lights at the same time.
D．The two robots moved the joysticks successively.
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