Why would a contact fail to enter a Journey Builder interaction? Choose 3 answers

Why would a contact fail to enter a Journey Builder interaction? Choose 3 answers
A . The interaction allows re-entry only after exiting, and the contact already exists.
B . The contact falls below the High Water Mark.
C . The interaction has an A/B/n split, and the contact does not meet the criteria.
D . The entry event was not fired via Automation Studio.
E . The contact did not meet the entry criteria.

Answer: A, B, E