A. Monocots have net-like venation
B. Dicots have parallel venation
C. Dicots have net-like venation, while monocots have parallel venation
D. Both have random venation
Explanation: Dicot leaves typically have a net-like (reticulate) venation pattern, while monocots have parallel venation.
The correct answer to the question: "How do dicots differ from monocots in vein distribution?" is "Dicots have net-like venation, while monocots have parallel venation".
