Umm I think you have to edit the quest because I don’t understand it umm
A) 672750
B) 68250
C) 2960100
ExplanationA) We have 26 letters from which to choose 4, and 10 digits from which to choose 2:

B) We have 26 letters from which to choose 2, and 10 digits from which to choose 4:

C) We have 26 letters from which to choose 5, and 10 digits from which to choose 2: