Another way of conceptualizing the design space is in terms of the interaction types that will underlie the user experience. Identify the interaction type below: Where the system initiates the interaction and the user chooses whether to respond. For example, proactive mobile location-based technology can alert people to points of interest. They can choose to look at the information popping up on their phone or ignore it. a. Instructing b. Conversing c. Manipulating d. Responding