How can we know it?
Did Jesus claim to be God? And why should we believe Him?
Did Jesus establish the Catholic Church? What is the historical evidence?
From where did the Bible come? Who decided which books got in and which didn't?
What does the Bible teach about Jesus' Real Presence in the Eucharist?
Did Jesus arrange for us to confess our sins to a priest of the new covenant?
What does the Bible teach about her?
Where is Purgatory in the Bible? Why do Catholics pray for the dead?