Saint patrick’s accomplishments in ireland are known because

Saint Patrick's accomplishments in Ireland are known because Saint Patrick was taken from Great Britain, where he was from, over to Ireland as a slave, when he was a boy. After returning to Great Britain, he decided to go back to Ireland and settled in the northern and western parts of the country as a priest. He is known symbolically as being the birth of Christianity in Ireland. He is also said to have merged Irish culture with Christianity and this is why he is so revered today.

Ithink the answer is b