Answer:
B) the ages of all persons watching the show
Explanation:
While doing any surveys, whether on any platform, where the question in survey is of personal information it leads to categorization.
Here, the analysis has number of persons watching such show, this will not categorize any as people will just say yes or no.
Ages is a personal question as what is the age will depend upon person to person and can be categorized in a wide range.
The number of times the show has been watched depends on timings and people's preference, to such there is no categorization.
the name of the show will only create the details of people's preference for the show.
Therefore, Categorization can be done only for
B) the ages of all persons watching shows.