When Using a Spreadsheet Package to Answer "What If" Questions

Multiple Choice

When using a spreadsheet package to answer "what if" questions, the user must change:

A) Only a selected variable to see the impact of that change
B) A number of variables to make a single change to the spreadsheet output
C) All the formulas in order to calculate new values
D) Nothing - spreadsheets cannot be used to answer "what if" questions