Which of the following is a key characteristic of information?

Let X and Y be discrete random variables with joint probability distribution: Pr(X = i, Y = j) = 1/6 for i ∈ {5, 6} and j ∈ {3, 6, 9}, and 0 otherwise. What is the mutual information I(X, Y)?

Match List I with List II: List I (Approaches to Information) A. Structural Approach B. Message Approach C. Meaning Approach D. Process Approach List II (Focus) I. Semantic content of the message II. Information as a process III. Symbols in a physical carrier IV. Static relations of structures