1. The problem asks which expenses are most likely to be incurred when crashing a project. 2. Project crashing is a technique used in project management to shorten the project duration by adding extra resources or working overtime. 3. Common expenses when crashing a project include: - Overtime pay for workers to complete tasks faster. - Subcontracting to bring in additional help. - Buying or renting additional equipment to speed up work. - Paying for expedited shipping to get materials faster. 4. Since all these expenses are typical when trying to accelerate a project, the correct answer is "all of the above". Final answer: all of the above