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Project Management Professional · PMI
Select one answer.
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What is a Rough Order of Magnitude (ROM)? A Rough Order of Magnitude (ROM) is a high-level, early-stage cost estimate with a wide range of accuracy. It is used when there is very limited information available about the project and need to provide an estimate in a very short time(e.g., new decoration project with only 4 hours to respond).
A: Unrealistic within 4 hours. Overkill for a quick estimate. Hence, B.
When time is running out, getting help from SME experts is the most responsible action. SME has relevant experience, so I think it is possible to get an estimate quickly