Prior to leaving for an extended vacation, Joe uses his mobile phone to take a picture of his family
in the house living room. Joe posts the picture on a popular social media site together with the
message: “Heading to our two weeks vacation to Italy.” Upon returning home, Joe discovers that
the house was burglarized. Which of the following is the MOST likely reason the house was
burglarized if nobody knew Joe’s home address?

A.
Joe has enabled the device access control feature on his mobile phone.

B.
Joe’s home address can be easily found using the TRACEROUTE command.

C.
The picture uploaded to the social media site was geo-tagged by the mobile phone.

D.
The message posted on the social media site informs everyone the house will be empty.

Explanation:
Geo-tagging is the process of embedding the GPS coordinates in image files and images taken
using a smartphone or a digital camera. The geotagged information accompanying the image
allows anyone to discover the precise location where the image was taken.