Which three statements are correct regarding the automation tools in Marketing Cloud? Choose 3 answers

Which three statements are correct regarding the automation tools in Marketing Cloud? Choose 3 answers
A . Automation Studio and Journey Builder allow users to repeat an interaction indefinitely.
B . Journey Builder allows users to inject Contacts from a data extension which is updated by Automation Studio.
C . Journey Builder allows users to update a contact record in a journey or import data into a data extension.
D . Automation Studio and Journey Builder allow users to define a wait activity based on duration.
E . Automation Studio and Journey Builder allow users to define the parameters of a send within the tool.

Answer: A,B,E