According to the passage, which of the following is true
A．Procter & Gamble has to change its one-way flow tradition because of the increased number of its foreign managers.
B．In spite of market changes, Procter & Gamble still sticks to its longstanding tiadition of one way flow innovation.
C．The brands of Pampers, Crest, Ariel, and Cinch reflect the one-way flow tradition of Procter Gamble.
D．Today one may meet more foreign faces in Procter & Gamble than years ago.