Question: How many of the following statements are correct?

I. Relevance diagrams contain more information than probability trees.

II. With a relevance diagram, one can quickly see if two distinctions are relevant given a certain state of information, whereas relevance between distinctions might not be immediately obvious from a probability tree.

III. Relevance diagrams show the cause and effect relationships between different distinctions, whereas probability trees do not show these relationships immediately.

a. 0

b. 1

c. 2

d. 3