His remark was to the effect that Fotheringay was a fool.

His remark was to the effect that Fotheringay was a fool.
A、He said that Fotheringay actually made a fool of himself.
B、His comments on Fotheringay was proved to be foolish.
C、He said that Fotheringay’s foolishness was obvious.
D、His words indicated that Fotheringay was foolish.
【正确答案】：D