What is cross-channel journey orchestration, and what is a basic rule you might implement?

• A. Coordinated delivery of experiences across channels.
• B. Sequential campaigns that operate in isolation per channel.
• C. A rule that duplicates the same message across all channels regardless of user behavior.
• D. Coordinated delivery of experiences across channels; a rule could be 'if cart abandoned on mobile, trigger email reminder within 24 hours with consistent offer'.

Answer: (D)