[单选题]
96.10: Two wave pulses appro*)5/bs .c /yxytby 5tpok /zwxni/ ac69by od7ach each other as seen in the figure x87j w0k6jr bato the right. The wave pulses overl x8bj akw67rj0ap at point P. Which diagram best represents the appearance of the wave pulses as they leave point P?