Francis is a 92-year-old man living on his own. Family members aren’t able to be with Francis at all times, even though the risk that he will fall and hurt himself is substantial. His daughter is at work one morning when a notification comes through on her smartphone. She checks the message and finds out that her dad just turned on the coffee pot. A sensor in the coffee pot is programmed to automatically send the notification when the power button is flipped on. The daughter knows that her dad is up and moving and all right. What type of technology is this an example of?