你是一位中学数学老师。最近，你的几位老同学希望你能入伙，和他们共办一家软件公司。经过考虑，你做出了自己的选择。就以上所规定的情景用第一人称写封信给他们，告知他们你的看法。

A．When language is a barrier, people will find other forms of communication.
B．Everybody uses only one form of communication.
C．Nonlinguistic language is invaluable to foreigners.
D．Although other forms of communication exist, verbalization is the fastest.