单选题

　　[阅读理解]In the digital realm， the next big advance will be voice recognition. The rudiments are already here but in primitive form. Ask a computer to “recognize speech，” and it is likely to think you want it to “wreck a nice beach.” But in a decade or so we‘ll be able to chat away and machines will soak it all in. Microchips will be truly embedded in our lives when we can talk to them. Not only to our computers， we’ll also be able to chat with our automobile navigation systems， telephone consoles， browsers， thermostats. VCRs， microwaves and any other devices we want to boss around.

　　The techniques of voice recognition______.

　　A、are mature enough for extensive use

　　B、are in its initial stage of development

　　C、will aid people to chat through computers

　　D、will assist people to recognize each other‘s voice