The stage that involves the change and adaptation of a system is upkeep and maintenance.
Developing a new system is a complex process that requires multiple steps and stages. The most important stages are:
- Planning.
- Design.
- Development.
- Testing.
- Upkeep and maintenance.
From these stages, the last one "upkeep and maintenance" is the one that requires adapting the new system that has been already designed. This is the last stage because even after testing the system it is likely this has to be fixed or adapted, the most common reasons are:
- Fails that were not detected during testing.
- Upgrading the sytem.
- Including new features to meet customers' needs.
Based on this, the phase during which the system is fixed or adapted is the upkeep and maintenance stage.
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Primary sources are valuable to historians because they give insight into the ways in which historical figures understood or internalized what they experienced, their place or significance in history, and give historians an understanding of historical figures' opinions.
Answer:that they could act as diversions
Explanation:According to Mental Floss, for centuries bridesmaids dressed alike—and like the bride—so that they could act as diversions: "Any glad tidings had the potential to attract evil spirits, for one thing—and then there were all the would-be grooms the bride had turned away." The idea, which dates to Ancient Rome, was that ...