In the Middle Ages, who would have been considered a heretic by the Church?

(1 point)
Responses

a European knight who did not join the Crusades
a European knight who did not join the Crusades

a Christian who did not follow accepted Church teachings
a Christian who did not follow accepted Church teachings

a Muslim who fought against Christian crusaders in Jerusalem
a Muslim who fought against Christian crusaders in Jerusalem

a Jew who refused to convert to Christianity

a Jew who refused to convert to Christianity