Which two options explain that?

While creating a Journal Entry Rule Set, you are not able to use an Account Rule recently created. Which two
options explain that?

A.
The Account Rule is using sources assigned to different event classes from that of the associated Journal
Entry Rule Set.

B.
The Account Rule’s conditions are not defined.

C.
The Account Rule’s chart of accounts has no account values assigned.

D.
The Account Rule is defined with a different chart of accounts from the Journal Entry Rule Set.