Venn diagram illustrating the relationships between sets A, B, and C with numerical values in each region.
Venn diagram with three overlapping circles labeled A, B, and C, showing numbers in each section: 8 (A only), 7 (B only), 2 (C only), 3 (A and B only), 9 (A and C only), 5 (B and C only), 4 (A, B, and C), and 2 (outside all circles).