What is true about lifelines?

Question

Options

• Arepresent an individual participant in the interaction
• Bexpress a trace of messages rather than a trace of events
• Cexpress the sequence of interaction usage for a given scenario
• Drepresent the communication lines between interacting entities

• A
  78% (14)
• B
  6% (1)
• C
  11% (2)
• D
  6% (1)

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