11. The most advanced communication ______ can pass information to any member state in no more than five seconds.
A. furniture B. facilities C. equipment D. ornaments

<equipment>
(a piece of) equipment 设备（总称）
poetry 诗歌
clothes 衣服
</equipment>

<furniture>
furniture 家俱
furnish 用家具来装饰房子、提供、供给
</furniture>

<ornament>
ornament 装饰物、装修、修饰、节日的彩灯
adorn 装修、装饰
</ornament>