Which of the following statements best describes the key elements of an influence diagram?

Multiple Choice

It starts with input variables at the top and builds its way down to intermediate, and then, final output variables $($nodes$)$ using nodes $($decision variables$)$ and arrows.

None of the statements accurately describe the key elements of an influence diagram.

It is made up of nodes $($decision variables$)$ and arrows, starting with the final target output variable and decomposes the decision to show how variables are influenced by input variables at each level.

It creates all of the input and output formulas that will be used in the spreadsheet model where each formula should each be placed.