The man say that he is unable to________.

A．Dogs are now treated as part of a family.
B．Dogs still perform all the duties they used to do.
C．People now keep dogs for the same reasons as before.
D．Only old people are seen walking their dogs.

A．because the bird couldn’’t repeat his master’’s name
B．because the bird screamed all day long
C．because the bird uttered the wrong word
D．because the bird failed to say the name of the town