e) The instructor wants to give extra credit to all these students by adding 3 points to each test score. Use a nested set of for loops to add 3 extra points to every score in all_scores. all_scores is a list of copies of lists. Each list is comprised of test scores from user input. Below is all_scores:

all_scores = [a_list[:], b_list[:], c_list[:]]

I have also uploaded an image of the step instruction for reference. This was my last resort, I can't figure out how to get past it.

e) The instructor wants to give extra credit to all these students by adding 3 points to each test score. Use a nested set of for loops to add 3 extra points to ever}.r score in all scores. Display all 

e) The instructor wants to give extra credit to all these students by adding 3 points to each test score. Use a nested set of for loops to add 3 extra points to every score in all scores. Display all scores. NOTE: In order to update the inner elements of a nested list, you must have the for loops generate indexes. With indexes you can then write into each inner element.