116. Q. Who is the invisible Head of the Church? A. Jesus Christ is the invisible Head of the Church. 117. Q. Who is the visible Head of the Church? A. Our Holy Father the Pope, the Bishop of Rome, is the Vicar of Christ on earth and the visible Head of the Church. 118. Q. Why is the Pope, the Bishop of Rome, the visible Head of the Church? A. The Pope, the Bishop of Rome, is the visible Head of the Church because he is the successor of St. Peter, whom Christ made the chief of the Apostles and the visible Head of the Church. 119. Q. Who are the successors of the other Apostles? A. The successors of the other Apostles are the bishops of the Holy Catholic Church. 120. Q. Why did Christ found the Church? A. Christ founded the Church to teach, govern, sanctify, and save all men. 121. Q. Are all bound to belong to the Church? A. All are bound to belong to the Church, and he who knows the Church to be the true Church and remains out of it cannot be saved. LESSON TWELFTH ON THE ATTRIBUTES AND MARKS OF THE CHURCH 122. Q. Which are the attributes of the Church? A. The attributes of the Church are three: authority infallibility, and indefectibility. 123. Q. What do you mean by the authority of the Church? A. By the authority of the Church I mean the right and power which the Pope and the bishops, as the successors of the Apostles, have to teach and to govern the faithful. 124. Q. What do you mean by the infallibility of the Church? A. By the infallibility of the Church I mean that the Church cannot err when it teaches a doctrine of faith or morals. 125. Q. When does the Church teach infallibly? A. The Church teaches infallibly when it speaks through the Pope and the bishops, united in general council, or through the Pope alone when he proclaims to all the faithful a doctrine of faith or morals. 126. Q. What do you mean by the indefectibility of the Church? A. By the indefectibility of the Church I mean that the Church, as Christ founded it, will last till the end of time. 127. Q. In whom are these attributes found in their fullness? A. These attributes are found in their fullness in the Pope, the visible Head of the Church, whose infallible authority to teach bishops, priests, and people in matters of faith or morals will last till the end of the world. 128. Q. Has the Church any marks by which it may be known? A. The Church has four marks by which it may be known: it is One; it is Holy; it is Catholic; it is Apostolic. 129. Q. How is the Church One? A. The Church is One because all its members agree in one faith, are all in one communion, and are all under one Head. 130. Q. How is the Church Holy? A. The Church is Holy because its founder, Jesus Christ, is holy; because it teaches a holy doctrine; invites all to a holy life; and because of the eminent holiness of so many thousands of its children.