On Catholic Answers Live, My Q & A

Here are the questions I answered on Catholic Answers Live tonight. Here is a link to the archived show to the archived show http://www.catholic.com/audio/2010/real/ca100920b.ram For other listening options, click here.

1 – How do you get the Trinity out of Mark 12:32 which says, "And the scribe said to him, "You are right, Teacher; you have truly said that [God:] is one, and there is no other but he"?
2 – Can you explain how indulgences work and how Catholics understand Purgatory?
3 – After...