CCC 490

To become the mother of the Saviour, Mary "was enriched by God with gifts appropriate to such a role."¹³² LG 56. The angel Gabriel at the moment of the annunciation salutes her as "full of grace".¹³³ Lk 1:28. In fact, in order for Mary to be able to give the free assent of her faith to the announcement of her vocation, it was necessary that she be wholly borne by God's grace.