Explanation: Google Analytics Tracking code is the tool that works on the website for scanning the information and data present on pages of it. It can easily track the record of operating system and the number of users visiting the pages .
It can also keep the record of browser's languages that is set on the device and kind of browser that is being operated.Other option is incorrect because it does not trace the favorite website of user , it can only track the website type. Thus, the correct options are (1), (b) and (d).
