Comprehensive and Detailed Explanation From Exact Extract:
* B (Correct):Apex methods exposed toFlowmust be:
* Static
* Annotated with @InvocableMethod
* Accept aListof parameters (for bulkification)
* Return aList of custom class objects
This method signature supports Flow Builder's bulk processing model, which is required in enterprise scenarios where the Flow might process multiple records.
Reference:Apex Developer Guide - InvocableMethod Annotation
This relates toProcess Automation and Logic (30%)in the PD1 exam, especially around "leveraging Apex with Flow."