What are two ways to generate an Event? (Choose two.)
Events are an indication in ServiceNow that something notable has occurred. Events can be generated by server-side scripts, workflows, ServiceNow processes, or by user actions such as:
Note: A Business Rule is a server-side script
https://developer.servicenow.com/dev.do#!/learn/learning-plans/xanadu/new_to_servicenow/app_store_learnv2_automatingapps_xanadu_what_are_events