Question $4$: $(12$ points$)$ Help! I wrote some code as part of my job as a TA$,$ but it takes too long to run! Can you explain why it is taking so long? Assume that eClass stores data in two objects:

$1.$ student info: a list of lists, where each sublist represents a student$$s ID $($first element$)$ and name $($second element$).$

$2.$ grades: a list of lists, where each sublist represents a student$$s ID $($first element$)$ and grades $($second element$).$

I want to display the grades for the students using their names rather than their IDs. Below is some code I wrote to accomplish this task: