Which two location data sources can locator apps use to determine the position of a mobile device? (Choose two.)

Which two location data sources can locator apps use to determine the position of a mobile device? (Choose two.)

• cellular towers
• WiFi hotspots
• the sandbox
• remote lock
• an app source
  

  Explanation: In addition to GPS, mobile device locator apps can use cellular towers and WiFi hotspots to determine the position of a mobile device. The device sandbox, remote lock, or an app source (Play Store or iTunes) are other features and functions related to security and app downloading.