Persons who took part in the test were ________.

A．Photographs of the faces to be recognized were given to the subjects.
B．Remembering can be tested in different ways.
C．Faces were easier to remember than names.
D．Faces were more difficult to remember than names.

A．Many subjects had less difficulty in remembering names than in recognizing them.
B．One of the results showed that recognizing names and recognizing faces were both easy.
C．These college students had the same trouble recalling names and faces.
D．It was quite possible to tell all these names from photographs in three minutes.