Click the Exhibit button. Which type of multiplexer is shown in the exhibit？（） 
- A、 Thin Film filter
- B、 Fiber Bragg Grating
- C、 Arrayed Wave Guide
- D、 Erbium fiber amplifier
正确答案:C
答案解析:有
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Click the Exhibit button. Which type of multiplexer is shown in the exhibit？（）
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