Which of the Following Is a Design Implication of Our

Multiple Choice

Which of the following is a design implication of our understanding of human attention?

A) tactile feedback should make the same kinds of distinctions that a
person would feel in the world (e.g. pushing vs. pulling)
B) text should be legible and distinguishable from its background under
different lighting conditions.
C) avoid cluttering the interface with more information than is needed at
the present moment for the user.
D) none of the above.