W: Hey Mark, have you been able to sell your old piano yet? M: Ah, You were right, just posting notices on bulletin hoards at a couple of supermarket wasn’t enough. I think I’ll have to place an advertisement in the local newspaper. Q: What does the man imply?（）
A．He hasn't been able to find an inexpensive piano yet. B．He’s looking for a place to store the piano. C．He decided not to sell the piano. D．No one has bought the piano.