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