What Did Anselm Believe About Proving God's Existence

Multiple Choice

What did Anselm believe about proving God's existence?

A) You could do it using the concept of God as the greatest being conceivable.
B) God's existence follows from his definition in just the way that the existence of the most perfect island follows from its definition.
C) If you want to prove God's existence, you must first look at how the world is.
D) The existence of God can only be known by mystical experience.