Web beacons are tiny, invisible software programs hidden in email messages and web pages that are used to track and report a user's online behavior.
true or false?

The answer is "True".

Explanation:

The web beacons are one of the different techniques, that are used on web pages and emails, to check whether a user has access to some unobtrusively. It is a line, that is often invisible, and typically does not exceed 1 pixel.

iphones are still better

answer; ( blue box );