In Interface Design, the Method for Data Input Should Be

Multiple Choice

In interface design, the method for data input should be selected in accordance with the situation that the data is needed. Based on this principle, the method of selecting from predetermined values is effective when:

A) the possible input can be expected
B) the data to be entered is unstructured
C) it is important to maintain a user's style
D) there is a need for personalized contents
E) it is hard to predetermine candidate input values