Consider the following decision diagram. How many of the following statements must be true? I. There are as many information arrows in this decision diagram as there are influence arrows. II....

Consider the following decision diagram.

How many of the following statements must be true?

I. There are as many information arrows in this decision diagram as there are influence arrows.

II. Uncertainty C is observed at the time Decision D is made.

III. At the time Decision E is made, the value of clairvoyance on C is less than or equal to the value of clairvoyance on B.

a. 0

b. 1

c. 2

d. 3