Correct Answer is D : Creation Date

it's d

according to https://medium.com/@marketingcloudtips/data-cloud-understanding-event-time-field-and-record-modified-field-12f1ecf55126 this field is used to identify the record. so choosing dates that change will create duplicates

Might be last modified date

D. Creation Date

The Event Time field in Data Cloud is used to timestamp when an event or record was created, making it critical for tracking and analyzing time-based data. When ingesting Case data, the most appropriate field to associate with Event Time is Creation Date, because:

It represents when the case was originally opened.

It ensures that event-based analytics in Data Cloud align correctly with the case lifecycle.

It provides an accurate starting point for time-based segmentation, reporting, and trend analysis.


A. Last Modified Date → This changes whenever the case is updated, which can cause inconsistencies in event tracking.

B. Resolution Date → This only applies to closed cases and wouldn’t reflect cases still open.

C. Escalation Date → This is a conditional field that applies only when a case is escalated, making it unreliable for general event tracking.