The incremental cash flows of a project are best defined as:

	the cash received from the additional sales generated by the project.
	any change in a firm's cash flows resulting from the addition of the project including opportunity costs.
	the cash received or lost from changes in the sales of a firm's current products as a result of adding the project.
	the increase or decrease in a firm's cash flows resulting from adding the project, excluding all sunk and opportunity costs.
	the total cash flows of a firm once the new project is completely integrated into the firm's operations.