Answer:
C. a lay ecclesial minster, A. evangelize, B. parish life
Explanation:
The official Church term for a layperson serving the Church as a youth minister, school principal, or as head of a diocesan liturgical office is a lay ecclesial minster.
To proclaim the Good News in words and witness is to evangelize.
Laypeople live out their vocation as priest, prophet, and king supported spiritually primarily by participation in parish life.