Human computer interaction

Which kind of interaction can support simple voice recognition ? Select one: O a. Conversing O b. Manipulating O c. Instructing O d. Exploring Which of the following is a design implication of our understanding of human attention? Select one: O a. Text should be legible and distinguishable from its background under different lighting conditions o b. Tactile feedback should make the same kinds of distinctions that a person would feel in the world c. Sounds should be audible and distinguishable in the user O d. Avoid cluttering the interface with more information than is needed at the present moment for the user