Think about the following questions and their response data. Which variables are categorical? $($In this case, the variable is what is constructed by the response data across all objects$/$individuals$.)$

Question $2$ options:

What was your GPA in your prior educational experience $($high school, college, other pre$-$preparatory program, etc.$)$

How many courses are you currently registered for?

How many times a week do you enter the College of Science for any purpose?

If you were to play a sport professionally, what number would you choose to wear?