Answer:
Patriarch Michael Cerularius's response to being excommunicated by the representative of Pope Leo IX in 1054 was that he appealed to the other bishops of the church to settle the matter
What is an excommunication?
It refers to the religion censure by which a person is excluded from the communion of believers and the rights of church membership but not necessarily from membership in the church as such.
Therefore, the Option A is correct.
Step-by-step explanation: