Wearable Technology Applications

All three statements correctly describe functions of wearable technology. Statement 1 is correct: GPS-enabled smartwatches and fitness trackers provide location identification through built-in GPS or smartphone connectivity. Statement 2 is correct: Wearable fitness trackers and smartwatches monitor sleep patterns using accelerometers and heart rate sensors to detect sleep stages and duration. Statement 3 is correct: Hearing aids are wearable devices that assist hearing impaired persons by amplifying sound. Additionally, cochlear implants represent more advanced wearable technology for severe hearing loss. Modern wearables have expanded far beyond fitness tracking to encompass health monitoring, communication assistance, and accessibility features. > Wearables span location tracking (GPS), health monitoring (sleep, heart rate), and accessibility (hearing aids). Answer: d.