What are two ways a question can be escalated to a case? Choose 2 answers

What are two ways a question can be escalated to a case? Choose 2 answers
A . Manually by a moderator selecting ‘’Escalate to Case’’ in the Feed
B . Manually by users commenting ‘’Escalate’’
C . Automatically via Case Assignment Rules
D . Automatically via process Builder by meeting specified criteria

Answer: A,D