Based on the relevance diagram shown in the previous question, how many of the following statements can you infer after performing any valid and necessary manipulations? I. E is irrelevant to Fgiven...

Based on the relevance diagram shown in the previous question, how many of the following statements can you infer after performing any valid and necessary manipulations?

I. E is irrelevant to Fgiven &.

II. B is relevant to C given &.

III. G is irrelevant to H given B, C, and &.

IV. B is irrelevant to D given E and &.

a. 0 or 4 c. 2

b. 1 d. 3