Are All of the Definitions in a Typical Dictionary Logical

Are all of the definitions in a typical dictionary logical definitions?

A) Yes, because dictionary definitions are held to a very high standard.
B) Yes, because they always include a genus and differentia.
C) Yes, because logical definitions are the only kind of definition possible.
D) No, because most dictionary definitions are circular or vague.
E) No, because some dictionary definitions are not in terms of genus and differentia.