Matteo was assigned recently to a large team working on a major product release that was taking longer than expected. Matteo and three other engineers who joined the team late into product development spent six weeks partnered with a senior project manager, who went over the product in detail with them and got them up to speed. Unfortunately, this training put the project even farther behind scheduleAfter a few months of working on the project with so many other engineersMatteo's work output becomes noticeably lower than it was before when he was working independently Matteo's reduced work output could be due to Select one : a lack of proper supervision social loafing job dissatisfaction da hostile work environment e a lack of knowledge a motivational process loss.