Jeff Willis Has a Budget That He Follows Each Month

Jeff Willis has a budget that he follows each month. He has used Microsoft's Money to help him determine what he wants to spend each month. At the end of the month, Money automatically compares what he budgeted with what he spent. Jeff can also graph these results if he wants to. What type of budget has Jeff created?

A) Mental budget
B) Physical budget
C) Written budget
D) Computerized budget
E) None of these