Tracking cookies are used by advertising companies to keep track of your web activity as you move from one site to the next. Below are further explanation on Tracking cookies.
A tracking cookie is a sample of text dropped onto a browser while viewing a website. This text collects data from a user such as their activity on a website, browsing history, geographic location, purchase trends, and more.
Therefore, tracking cookie is used by advertising companies for tracking.
learn more about tracking cookies: https://brainly.com/question/1308950