A.Some automation activity is using the inbox message

B.The message is already scheduled/active

C.The message has already been sent. (once started to send cannot mark as inactive)

A.Yon can use filter for entry audience segregation.

B.Data extension created by it can be modified.

C.It cannot be modified.

A.Probabilistic matching

B.Deterministic matching on matched identities

C.Once a day

A.keywords in parent or child business unit are available only in that business unit

B.keywords in parent business unit are automatically available to all child business units

C.keywords in child business unit can be shared between other child business units

D.keywords in parent business unit can be shared to any child business units

A.Journey api

B.Email soap api

C.Transactional messaging api.

D.Rest api