Which of the following should be included as a project cost for the purposes of determining whether or not to proceed with the project? 1. Contribution that would have been earned by a product that will be discontinued as part of the project proceeding 2. The committed cost of a warehouse redesign which, in part, will allow for stock storage associated with the project 3. Future costs that will need to be incurred in order to redesign the production line specifically to deliver the project 4. Cost of a design options report already incurred which helped identify this project as the optimal option O 1, 2 & 3 0 143 3 only 1, 2, 3 & 4