Answer:
C. Patrick
Explanation:
Saint Patrick was known to be the Catholic saint to have Christianized the northern half of Ireland.
He was a fifth-century missionary. He served as a bishop and was known to have bright Christianity to Ireland. His major shrines are in Armagh, Northern Ireland, and Glastonbury Abbey, England.
Though he was not canonized, he was considered as the Enlightener of the Ireland through his great work
