Lab Rat is a computer applicationA．for science experts to ask and discuss scientific quest

Lab Rat is a computer application

A．for science experts to ask and discuss scientific questions.

B．for science experts to show how experiments are done.

C．for children to show off their knowledge about scientific questions.

D．for children to enquire answers about scientific questions.

请帮忙给出正确答案和分析，谢谢！

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