If A and B are two fuzzy sets with membership functions

• A. {0.9, 0.5, 0.6, 0.8, 0.8
• B. {0.6, 0.2, 0.1, 0.7,
• C. {0.1, 0.5, 0.4, 0.2, 0.
• D. {0.1, 0.5, 0.4, 0.2, 0.3}