This visual was chosen because Topic is a categorical variable, and I wanted to see the frequency of each topic:

Observation

You can see that IT is the most popular subject:

gender is a categorical variable; you can chose a bar chart because you wanted to see the frequency of each topic.

Observation

You can observe that more males are registered in this institute from the following histogram:

VisitedResources is numerical, so you can choose a histogram to visualize it.

Observation

It's a bimodal histogram with two peaks, around 12 and 85.