Which of the Following Description About Metaphor in HCI Is

Multiple Choice

Which of the following description about metaphor in HCI is appropriate?

A) Meanings delivered through using metaphors are free from misperception;
B) Metaphors relate user actions to already familiar concepts;
C) The command window in MS Windows XP is a metaphor for operating a computer;
D) Metaphors usually require more cognitive efforts from user to understand ideas presented in an information system;
E) Metaphors only benefit users but not system designers.