Whatistheprimaryobjectiveoftheplanphase（）

Assesstheexistingenvironmentstodetermineifitcansupporttheproposedsystem.
B. Identifytheactivitiesforinstallingandconfiguringtheequipmentatthecustomersites.
C. Gatherhigh-levelsolutionrequirements，andunderstandthecustomerbusinessneedsantheopportunity.
D. Preparetheactivitiesforday-to-daysupport，management，andmonitoringofthenewlyimplementedsystem.